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

This New Orleans tree is filled with hidden chimes that produce a carefully tuned melody.

Remember that scene in the Matrix, when Neo is in the big white room with all the weapons flying by? Well, this is what it would look like if he had wanted trees instead of guns.

A popular swimming hole that hides one of America's most deadly diving spots.

A beautiful 62-acre Catholic shrine and botanical garden.

An abandoned village that doubled as "The Hunger Games"' post-apocalyptic wasteland is up for grabs.

Trails through lava-carved tube-caves display sparkling bacteria and a rich history.

According to one local tradition, the entrance to the Voodoo underworld can be found in New Orleans through seven gates scattered throughout the city's French Quarter.

Historic funicular railway, believed to be the shortest railroad in the world.

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.

Quite simply the largest tree in the world (by volume).

Mysterious 500-year-old tapestries depict a unicorn hunt.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

Bizarre lunar-like landscape with thousands of large stone "hoodoos."

The ghost town that ended up on Ebay.

One part antique store, one part curiosities hodge-podge.

Staircase winds down the side of Telegraph Hill through gardens, wild parrots flying overhead.

A celebration of capitalism in Midtown.

Hidden in an ordinary Midtown building is a one-room museum dedicated to the greatest escape artist.

An arsenic-filled pool in the Grand Canyon takes on the appearance of a giant, overflowing pumpkin.

This unmarked and unloved Manhattan subway grate created one of the most iconic images in American cinema.

Two thousand artifacts from around the world collected by one woman who loved to travel.

Outsider Art Community.