The Bone Church-Sidari

The Bone Church

Joseph Sidari

“OUT OF THE BLUE, AND INTO THE BLACK”
Your Passport to the Paranormal with Macalister Black

Day 1: Czech Republic/Prague
Disappointment in the City of a Hundred Spires
Posted: October 15, 8:47 p.m.

Greetings Dark Hearts,

Prague was supposed to be the European city that put the ghoul back in goulash – all Gothic spires and medieval mystery. But I arrived this morning, and I’m drowning in tourist selfie sticks and accordion oom-pah-pah. The pubs reek of beer and brats, but everything else has been sanitized. Even the “haunted” tours are led by college kids in vampire costumes.

Back at my hostel, I googled authentic horror near me, which is why I’m leaving the “City of a Hundred Spires” for a town with just one: Kutná Hora. It’s an hour outside Prague, and that solitary spire belongs to the Sedlec Ossuary, a.k.a. The Bone Church. I read online that everything inside is crafted from actual human remains. Now we’re talking. Time to separate the genuine spine-chillers from the Instagram posers. Your boy Mac doesn’t do tourist traps – I hunt the real deal. I bought a train ticket for tomorrow, so stay tuned, Dark Hearts.

—Mac

Comments (196) | Share | Save

TourismSucks47: Dude, Prague in October is ALWAYS tourist hell. Go in February if you want creepy.

BoneBuddy99: Kutná Hora is legit terrifying. Went there last year and couldn’t sleep for weeks. You’ll love it, Mac.

Dr_ČernáMagie: @BoneBuddy99 You visited the ossuary? Did you hear The Calling? Most tourists dismiss it, but we locals know better. The bones choose who they will speak to.

MacBlack_Admin: @Dr_ČernáMagie What do you mean by The Calling? Do you mean actual supernatural energy? If so, I’m stoked!

Dr_ČernáMagie: @MacBlack_Admin The Calling is not something to get excited about, Mr. Black. More to be feared. Just make sure all your debts are paid when you leave. The ossuary keeps perfect records.

MacBlack_Admin: @Dr_ČernáMagie I love it. Supernatural accounting. Do they take Venmo?

Day 2: Czech Republic/Kutná Hora
Where the Bones Remember
Posted: October 16, 9:23 p.m.

Dark Hearts,

I’ve seen some twisted shit, but this place just rewrote my definition of fucked up crazy.

Sorry for the delay in posting. I had to process it all. The Sedlec Ossuary isn’t just decorated with bones – it’s made of them. We’re talking the individual pieces of 70,000 human skeletons arranged into architectural features.

Picture this: the air smelled of ancient dust and something older – dry rot mixed with incense – and I looked up and saw a chandelier constructed from femurs and ribs. Below that, the pews were created from stacked tibias. Coats of arms crafted from mandibles and finger bones adorned the walls, and the centerpiece of this horror show was an altar built of skulls supporting a tabletop of interlocked arm bones – that’s radius, ulna and humerus – and despite the name of that third bone, nothing was funny about this gruesome structure.

Our guide, Mrs. Kratochvílová (spelling is correct – I asked her), spoke in heavily accented English about the site’s history. Plague victims and battle casualties were traditionally buried in blessed soil from Jerusalem, but when the local cemetery ran out of that soil, a half-blind monk named František Rint was hired to find an alternative way to manage the remains. And so, in 1870, the Bone Church came into existence. The man was a brilliant artist, albeit a disturbing one.

“These bones, they tell stories,” Mrs. K. said, clicking her tongue. “Every skull, every rib. They were once people. Now they are decoration.” She paused at the altar, studying our group. “Some visitors, they want to take piece home. A souvenir, yes? But nothing is free at Sedlec Ossuary,” she added, looking directly at me. “The ledger must balance.”

When I asked what she meant, she smiled and made that clicking sound again. “Do you hear The Calling? I think yes. I see it in your eyes. The bones, they recognize their own.”

I laughed and muttered, “Whatever,” brushing off her warning like it was a joke I didn’t get. Mrs. K. moved on, gesturing at some faded coat of arms – something to do with a long-dead duke or duchess, as she started to tell our tour about something called The Graverobber’s Curse.

The moment her back was turned, the air seemed to thicken, and a cold prickling crept down my spine. The cloying stench of decay pressed closer, like something had stepped in behind me – too close to see, but far too real to ignore. I whipped around to see what was there, but there was nothing. I let out a nervous chuckle and then hurried to catch up with the group.

Ours was the last tour of the day, and after I was shooed out, I lingered in the adjacent cemetery. Something about this place did call to me – probably just my imagination running wild, but I swear I heard whispers in the wind.

Am I coming back tomorrow? Hell yeah. After dark. Alone.

—Mac

Comments (451) | Share | Save

DarkTourist88: That guide lady sounds sketchy AF. What did she mean about The Graverobber’s Curse??

SnoopyMom: Hon, you need Jesus

TrollBait_42: so fake

GothGirl_666: 70,000 skeletons and you’re planning to go back alone? SMH. This will either be epic or go very badly.

CzechFolklorEXPERT: @MacBlack_Admin Mrs. Kratochvílová is my aunt. She’s been guiding tours there for 40 years. When she says someone hears The Calling it means the ossuary has marked them. Don’t go back tomorrow.

HistoryBuff_Prague: Found some old records about the ossuary. A British traveler named Whitmore tried to steal a hand in 1923. They found him the next morning, missing his left arm.

MacBlack_Admin: @HistoryBuff_Prague Probably the local constables, inflicting “an eye for an eye” sort of justice, which was in style a century ago. You steal and you lose a hand. That’s pretty sick, but ancient history.

CzechFolklorEXPERT: @MacBlack_Admin Please reconsider your visit. My aunt has seen what happens to people who don’t believe until it’s too late.

MacBlack_Admin: @CzechFolklorEXPERT Wait, you think I don’t believe? I’m all about the genuinely gruesome. Your aunt sounds like she has incredible stories, though. Could I interview her on my blog?

Day 3: Czech Republic/Kutná Hora
An Arrangement Best Left Undisturbed
Posted: October 17, 11:49 p.m.

I’m dictating this from the train station in Kutná Hora while it’s all still fresh. Not that I could forget one second of it. Why am I dictating, you ask? Well, typing it out on my laptop is a little, um … you’ll understand soon enough. Here’s what happened:

I spent the day exploring local streets, eating sausage and sauerkraut, imbibing a few lagers and learning the ossuary’s schedule. The last tour was at 4 p.m., and the church closed an hour later. The staff left thirty minutes after that. And I learned from observing last night in the cemetery that once empty, the building remained that way until morning.

Getting inside was easy. Medieval locks aren’t high security. By 8 p.m., I was inside and alone with the skeletal remains of 70,000 dead medieval Europeans.

The air felt different at night. Still that ancient smell, but now laced with the coppery tang of old blood and something sickly sweet. My flashlight beam danced across grinning skulls and hollow eye sockets. I swear the bones shifted in the shadows, rearranging when I wasn’t looking at them.

I’d come to see the bones, but standing in that ossuary, swallowed by centuries of death stacked in delicate patterns, I felt a strange hunger gnawing at me. Ogling wasn’t enough. I needed to take something with me. Up close, each bone on the altar had been arranged with crazy precision – femurs interlocking with ribcages, vertebrae stacked on each other like bricks. It was grotesque, but oh-so beautiful – and I needed a piece of it. Something small. Personal. My gaze landed on a finger bone jutting from the altar’s edge. A pinkie. Small and insignificant. Nobody would miss it.

The moment my fingers grasped the ancient bone, I heard them? It? I don’t know, but those words, I’ll never forget:

Take me, leave me, leave me.

It wasn’t the wind. Sharper. And not a plea. A demand. The words rose from the bones themselves. What the hell? My hand, touching the finger bone, grew warm. Almost feverish. I pulled, working to loosen the pinkie bone. It resisted, then suddenly gave way with a sharp crack that echoed through the church.

That’s when the pain exploded in my hand. Searing, white-hot agony. I dropped my flashlight and the stolen bone, stumbling backward. The beam spun, and for a heartbeat, every skull seemed to be staring at me.

In the semi-darkness, I squeezed my throbbing right hand with my left one, and that’s when the realization hit: my fourth and fifth fingers were gone. I thrust my hand into the flashlight’s beam and gagged at the sight of two bloody stumps. I picked up the flashlight with my good hand to see what booby trap in this church had amputated my fingers. I panned the beam, looking for a hidden blade or guillotine, and the spotlight landed on the altar. I thought I might puke. There were my fingers – or should I say my former fingers – now fused into the altar where that ancient bone had been! Their flesh was already withering, the skin pulling tight, desiccating, peeling free. Within minutes, my healthy, modern-day fingers were centuries old.

The voice came again, louder, from everywhere at once:

Take me, leave me, leave me.

I pried at my former fingers, even used my shoe as a hammer to free them. Nothing worked. They were part of the ossuary. Like they’d always been there.

WTF? My fingers were gone. Even if I could separate them from the altar, they were dried-out relics. Useless. I screamed. I cried. I prayed. I cursed. Nothing worked. Not planning to stay any longer in the bone church in case there were other debts the ossuary wanted to collect, I stuffed the souvenir bone in one pocket, thrust my throbbing hand in the other, and fled to catch the last train to Prague.

The bleeding had stopped by the time I arrived at the station. The bone in my pocket twitched once, twice as I ran here, but it’s been still this past hour I’ve been waiting for my train. Weird thing – my stumps no longer hurt. And even more bizarre, my shirt feels loose. Haven’t been eating much, I guess. Must be stress.

Am I in shock? Maybe.

Was it worth it? Ask me after a good night’s sleep.

—Mac

Comments (1,847) | Share | Save

WorriedWart95: WTF MAC ARE YOU OK?? Please tell me you made all this shit up. PLEASE.

Prince_O’Darkness: pics or it didn’t happen

BasicB_2025: This is why I stick to Disney World

Watchin_U2: Why would you even DO that? wtf is wrong with people

Doc_McNightmare: Hey man, you need to get to a hospital. If those ancient bones are moving in your pocket, you’re def in shock!

CzechFolklorEXPERT: @MacBlack_Admin I tried to warn you.

HistoryBuff_Prague: Found another record. American tourist in 1967, last name Mitchell. Stole a vertebra. Found the next morning, paralyzed from the waist down and 4 inches shorter!

MystikCzech: @MacBlack_Admin My grandmother was a docent at the Bone Church before Mrs. Kratochvílová. She kept records. The ossuary has claimed 23 visitors since 1870. The bone you took – it’s not a souvenir. It’s a receipt.

MacBlack_Admin: @MystikCzech A receipt from a reliquary! Cool – I guess. It’s been my heart’s desire to experience the truly horrific. Glad I only grabbed a pinkie. Be careful what you wish for, Dark Hearts!

Day 4: Czech Republic/Prague
Ledger of the Lost
Posted: October 18, 10:58 p.m.

Woke up this morning to something impossible: my hand doesn’t hurt at all. The stumps where my fingers used to be healed completely overnight – like, impossibly fast. No pain, no bleeding, just smooth scar tissue. What the hell?

Even weirder, I’d shut the finger bone in the nightstand drawer at my hostel, but this morning it sat atop the surface, pointing right at me. I must’ve taken it out at some point and forgotten.

Since I realized I’m still a pretty good eight-fingered typist, I spent most of the day researching the history of the Sedlec Ossuary online. That sick-o monk who arranged the bones, František Rint, left detailed journals. Most are in Czech, but I found translated excerpts. One entry, dated 1870, says:

“The Graverobber’s Curse is real. Anyone who takes from Sedlec must pay with interest. The ossuary is not a tomb – it is a ledger. And ledgers must balance.”

And:

“The arrangement is sacred mathematics. Each stolen bone demands payment, but the ossuary chooses the currency. And decides if interest is due.”

Another, from 1871:

“A merchant tried to steal a foot bone today. Found the next morning, footless, his bones incorporated into the wall. Twenty-six bones added to our collection. Some say it is God’s will, but the Holy Father has no involvement in this. The ossuary protects itself and demands payment in kind.”

In the light of day, the bone was unremarkable – yellowed, brittle, old. But as night fell, it started whispering that repetitive take me, leave me, leave me nonsense again. My room has started smelling different, too. Not B.O. from my fellow travelers. Like the ossuary. Bone dust and old blood. I open the window near my bed each day, but the scent returns. And my clothes are hanging looser – I’m losing weight, though I can’t say I have much appetite. Hearing and smelling things that aren’t there can’t be a good sign. Am I losing it?

What’s even worse were the dreams last night. Every time I closed my eyes, I was back in that ossuary, feeling bone ripped from flesh, hearing the collective whispers of the dead. Sometimes I’m stealing bones. Sometimes they’re stealing parts of me. Around 2 a.m., I dreamed something was yanking out my ribs. I woke up on the floor in agony, my ribs killing me. I must have rolled out of bed and landed the wrong way. I counted my ribs in the shower like some paranoid freak and they were all there, I think. Hard to tell with the bruising. I’m afraid to go to sleep tonight. Who knows what body part might go missing?

Hey, post if you know how many ribs people have.

Despite the nightmares, I don’t regret it. I came seeking authentic horror, and I found something primal that connected me to the macabre in ways I never imagined. The bone isn’t just a souvenir or a receipt – it’s proof that some places still have real power.

Will I go back? No. My business there is concluded. I hope. But there are other places, other stories, other prices to be paid. Most are tourist traps, but some might still be hungry. And I intend to seek those out. And feed them.

—Mac

Comments (3,201) | Share | Save

NightmareFuel_99: It’s 3 a.m. and I’m reading about your ribs getting yanked out. Now I’m scared to go to sleep. Thanks for nothing, Mac.

MystikCzech: @MacBlack_Admin The ossuary doesn’t just take what you steal. It takes what it’s owed.

MedStudly: @MacBlack_Admin 12 pairs. 24 ribs. Count ‘em again. If you’re not sure, you should get an X-ray.

MacBlack_Admin: @MedStudly 22. I counted 22 ribs. Fuck.

PhotoShopper_Pro: I enhanced your latest selfie. You look skinnier than in earlier photos. You may be losing more than ribs.

Day 5: Czech Republic/Prague Václav Havel Airport
Some Things Cannot Be Declared
Posted: October 19, 12:30 p.m.

Boarding my flight back to the States in an hour. Prague grew on me. I even developed a taste for goulash and accordion music in small doses.

I’m not the same person I was five days ago. How could I be? I left pieces of myself in a 700-year-old bone church, and I’m carrying a human artifact that moves when I’m not watching. The finger bone stayed put last night, thankfully. Maybe it’s settling into its new home.

Something feels off, though. My coat hangs weirdly on my shoulders, and the flight attendant kept staring at my chest when I checked in. Probably just curious about the missing fingers on my hand. People always stare at things like that.

The bone church taught me that some souvenirs cost more than money. And some never let go. But that’s what makes them authentic, right?

Here’s some practical advice for those wanting to visit Sedlec Ossuary:

Bring exact change for the train.
Wear comfortable shoes – the cobblestones are murder.
Remember: some souvenirs cost more than money. And some never let go.

Until next time, Dark Hearts. Keep seeking the shadows, but know that sometimes, if you’re lucky, they seek you back.

—Mac

Comments (4,299) | Share | Save

ScaredyFan: Mac, PLEASE don’t seek out more cursed places. You barely survived this one!

HorrorHunter_2025: Yo! Where you headed next? Send coordinates. I’m there!!

MystikCzech: @MacBlack_Admin The flight attendant was staring because she could see what you can’t. The ossuary has claimed you. By the time you read this, you’ll understand.

MacBlack_Admin: @MystikCzech She could see I’m missing a rib? Doubt it.

HistoryBuff_Prague: I found a journal entry from František Rint dated 1871: “The ossuary doesn’t just take what it’s owed, it takes what it wants. Distance means nothing to the hungry dead.”

MacBlack_Admin: @HistoryBuff_Prague “Hungry dead”. Hmm? What else might it take?

MystikCzech: @MacBlack_Admin The bone you stole – does it still whisper? Legend has it that when the bones no longer speak to you, it’s because they OWN you.

MacBlack_Admin: @MystikCzech Nothing today. Not a peep from the bone. Wait, what do you mean it owns me? Like, I become undead? Or I die, and my spirit joins the bone church. Now I’m freaked out, and that’s hard to do. Boarding now, will check back when I land.

HistoryBuff_Prague: No, Mac. There are ways to break the curse, but time is critical. Please reply.

ScaredyFan: Mac, you still there?

HistoryBuff_Prague: DON’T GET ON THE PLANE! Return to the bone church under a full moon – that’s tonight – and use the sharpest end of the stolen relic to amputate another body part on the altar. DO IT NOW!

Watchin_U2: Maybe you should cut off an ear or something? As an offering?

BasicB_2025: Don’t cut off more parts!! Get the fuck outta there!!

PhotoShopper_Pro: Send us a pic so we know ur OK.

NightmareFuel_99: This is so bad.

GothGirl_666: OMG OMG OMG!

WorriedWart95: Post something.

CzechFolklorEXPERT: He waited too long

MedStudly: HOW MANY RIBS DO YOU HAVE TODAY???

TourismSucks47: Or how many MacRibs? LOL

GothGirl_666: STFU! This is serious

SnoopyMom: Pray for him

HorrorHunter_2025: C’mon, dude.

DarkTourist_88: Damn!

LAST LOGIN: October 19, 2025, 12:56 p.m.
ACCOUNT SUSPENDED DUE TO INACTIVITY.
CONTENT ARCHIVED FOR 30 DAYS BEFORE PERMANENT DELETION

Joseph Sidari lives in the Boston suburbs with his wife and their labradoodle, Chloe. He is a practicing physician and writer, which means he spends his days keeping real people alive and his nights inventing peril for fictional ones. He is a member of Grub Street Writers of Boston and the SFWA, and a recent winner in the Writers of the Future Contest for “A Girl and Her Dragon: A Life in Four Parts”, which appears in Vol. 42 of their anthology, April 2026. Find him online at josephsidari.com and follow him on social media @JNSidari

Without in any way limiting the authors’ and publisher’s exclusive rights, any unauthorised use of any part of this story to “train” generative artificial intelligence (AI) technologies to generate text is expressly prohibited.

This story is a work of fiction. Any resemblance to actual persons, events, locations or general circumstances is entirely coincidental and/or used in a fictitious manner.