Once thought to be the mysterious work of a witchy prophetess, a well with unusual properties turns objects into "stone".

A museum dedicated to the exploring past, present, and future innovations.

Rather than a run-of-the-mill franchise hotel, this lodging has been decked out in dinosaur decor.

The mysterious round rocks of Schooner Gulch.

A Gothic cathedral created from volcanic rocks.

An Arizona museum with a collection of pharmaceutical oddities, including a jar of a gangster's chewed gum.

This quaint Hungarian railway system is operated exclusively by children between the ages of 10 and 14.

A stunning two-story timepiece within a medieval Brick Gothic church.

Hundreds of stone stairs and a winding medieval bridge connect this haunting Spanish island to the mainland.

Deceased nuns were placed on stone chairs to decompose, while the surviving nuns prayed near the lifeless bodies.

An otherworldly restaurant perched on the edge of a jagged cliff next to a medieval holy city.

An isolated 17th-century chapel on a remarkable site once dedicated to Celtic sun worship.

Just your average Marie Antoinette–themed speakeasy in an abandoned 19th-century subway tunnel.

An artist's mausoleum with a haunting echo.

One hundred years ago this small house in downtown Zürich became the birthplace of the Dada movement.

Museum dedicated to wax representations of disfiguring diseases.

The commemorative stone column conceals a secret laboratory.

This natural history museum houses one of the world's largest rat kings, a terrifying jumble of tangled rodents.

The steepest classic funicular in the world glides along a dizzying incline.

Legend says a primate-like cryptid prowls this otherworldy sliver of the Louisiana bayou.

"If she'd leave us alone, we would have a happy home, sent from down below."

It's clear this abandoned Art Deco gem was no ordinary cleaners.

The only rotating bar in New Orleans has been slowly spinning since 1949.

If New Orleans is the birthplace of the "cocktail," why does their own museum of cocktail memorabilia beg to differ?