No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

A lover's walk between hilltop towns, decorated with graffiti love notes.

Five candy-colored villages on the Italian Riviera.

London's smallest police station is barely the size of a phone booth.

This former coal gasification plant found a curious second life as a popular public park.

A monument to the center of the North American continent may be off by a few miles.

A rim-made reptile in North Dakota.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.

New Orleans' famous cemetery, located on the site of a former race track.

This "second" cemetery represents New Orleans' attempt to keep cholera at bay.

The final resting place of New Orleans' most famous voodoo priestess.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

A snapshot of the city's fascinating voodoo culture.

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

An emerald-green grotto just a short trip from Austin.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

Granting the right of way to ships over surface traffic since 1917.

From a neon Rapunzel to a bike traffic meter to a street fair color scheme, the most opened drawbridge in the US is a veritable art gallery.

Statue of Lenin, from Cold War era Czechoslovakia, now in a neighborhood of Seattle.

A huge musical sculpture and other art installations on the National Oceanic and Atmospheric Administration grounds.

A giant Troll lurks under one of Seattle's oldest bridges.

France's most famous cemetery, with some of its most curious tombs.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.