One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

This lab's maddening silence is good for business but bad for sanity.

Hollowed out cedar log tubs set in an ancient towering forest.

Odd outsider art installations surround a Gold Rush-era ghost town.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

Home of an evil witch famous within southern folklore.

A tour of underground Berlin takes you through WWII air raid shelters and tunnels used to smuggle people out of East Germany.

This collection of illusory paraphernalia has been culled from the history of London's premier magician's club.

Here, at the "world's longest art gallery," you'll find forty miles of ancient petroglyphs and pictographs.

A kaleidoscopic warehouse-maze of handmade neon signs.

Cabaret where the show girls are all androids, and the patrons couldn't be more pleased.

Enormous lake at the bottom of a unique cave system.

Rising from the sea like a stone monster.

A winding path built in secret on the edge of the continent.

The only theatre in the world constructed specifically for sound movement.

New York's oldest magic store.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

It should come as no surprise that the best view of the Hollywood sign is from Batman's lair.

The ghostly remains of an accidental sea.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

A bizarre house filled with an astounding array of collections.

The fairy tale castle of the "fairy-tale king."

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.