Over 2,000 ancient temples dot the Myanmar landscape at the site of this famed archaeological site.

A Prada store in the West Texas desert that is never open for business.

Thousands of exquisitely carved stone water storage wells, hundreds of stone steps fill this exquisite medieval stepwell.

For those with no fear of heights: a skywalk 4,700 feet up on a Chinese mountain.

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

One of the greatest maze designer’s greatest mazes.

Paranormal activity on the great lakes.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

The one-time stronghold of the noble Douglas family, now home to ghost sightings and nesting birds.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

17th century streets hidden under Edinburgh were once a breeding ground for the black death.

A gravity-defying "devil's bridge" that has a surprising architectural feature for its stability.

Village situated on a narrow volcanic escarpment.

An enchanting monastery in the Spanish countryside appears lifted from a fantasy tale.