By day this New Orleans square is for pedestrians, but by night it is a kingdom of kittens.

A waterfall runs right through the middle of this Taiwanese shrine to the hundreds of workers killed while building a nearby highway.

In paradise, feral pigs have claimed an island all to themselves.

These azure waters were thought to lead to the Mayan Underworld.

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

Furniture tries to escape an abandoned building in San Francisco.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

Berkeley Springs State Park boasts the nation's only monument commemorating presidential bathing.

See massive fossils that are over 200 million years old in northeastern Arizona.

Ancient pueblos built into the base of a natural canyon wall.

Flashy signs from Las Vegas’s past find their final resting place at this unusual graveyard.

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.

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

A snapshot of the city's fascinating voodoo culture.

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

Once featuring over 60 miniature replicas of famous Chinese locations, the Splendid China theme park was completely abandoned and is now mostly rubble.

Soaring over the Niagara Whirlpool since 1916.

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

Bizarre Cavern.

A former major munitions plant that has been converted into a sprawling art space.

Once home to seven different roller coasters, Glen Echo has undergone many transformations since its founding in 1891.

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

A tiny piece of the Moon is embedded in this stained glass masterpiece.