Places CuriousJ Wants to Go

This modest post office sits on the site of H.H. Holmes' famous murder castle.

These abandoned grain silos and tunnels are an urban exploration dream.

The sign at the garden gate reads: “These Plants Can Kill.”

This massive collection of taxidermy is full of specimens collected by missionaries during their international travels.

A church filled with the bones of hundreds of virgins martyrs—or so they say.

No need to strap in for a “ride” on this walkable roller coaster.

This unique Renaissance castle was turned into a home for Nazi occultism.

A mysterious monument meant to be a guide into "an Age of Reason" was destroyed after an apparent bombing.

A private collection of over 30,000 ancient and modern items showcasing the beauty of Islamic calligraphy.

Ancient paintings known as the "Sistine Chapel of Cave Art."

A wunderkammer of exoticism immortalized by Tom Waits.

Executed in 1401, Exhumed in 1878, Stolen in 2010.

The bizarre visions of H.R. Giger, tucked away in a Swiss medieval city.

This Turkish cave boasts some rather bizarre associations with the King of Mount Olympus.

This mysterious cliffside carving of an ancient Hittite deity has baffled scholars for centuries.

Legend says if you stick your thumb in the hole and it gets wet, your wish will be granted.

No one is sure if the world's fourth-largest diamond had been found in a rubbish heap or was pawned by Napoleon's mom.

A small etching on the white marble parapet was written in runic script by a Viking mercenary.

1513 Turkish world map, full of European state secrets and snarky commentary.

While not Turkey's deepest underground city, this subterranean redoubt is the largest.

Naturally protected city carved from a rock face.

The ornate miniature mansions were built for Istanbul's feathered residents.

A Lycian city of the dead carved into the hillside of Southern Turkey, complete with startlingly human touches.

This hunter-gatherer architecture is believed to be the oldest religious complex known.