Every equinox this Maya pyramid puts on a spooky ancient light show.

This ancient village and its adjoining cemetery have a beautiful history of death and remembrance.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

St Bernard de Clairvaux Episcopal Church, better known as one of the oldest European buildings in the Western Hemisphere.

Sitting on an Italian hilltop is this surreal fortress built by the mad inventor of electrohomeopathy.

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."

This beautiful natural train tunnel is said to grant the wishes of visiting lovebirds.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

This natural wonder drops 16 stories straight down through rare flora and streaming waterfalls.

Moonbows over Kentucky.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

This expansive bridge in the Canadian wilderness was originally just built for friends.

This odd Chilean waterfall-cano hotel must be entered via a rope bridge.

Walk in the footsteps of the gods and straddle two tectonic plates.

The world's highest and most dangerous infinity pool lies at the precipice of Victoria Falls.

The final resting place for the remains of 143 Habsburg royalty.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

Better known as the "Body Farm," this unique research facility has been studying how human bodies break down since the 1980s.

A floating cat sanctuary on an Amsterdam canal.

A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

Each spring, a dreamlike carpet of bluebells overtakes the forest floor.

A fantastic castle rumored to be the birthplace of King Arthur.

Finale of "William Tell Overture" can be heard as drivers pass over grooves in the road.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.