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

This unique structure in suburban Austin is made up entirely of other people's castaways, and constantly changing.

The summer home of the largest colony of bats in the world.

Continuing the tradition of the dime museum in style.

Locals dubbed it the "Owl Building" because of its bird-like appearance.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

A statue honoring 44 continuous years of greeting passing ships.

This kitschy tavern is also home to rare early editions of "Treasure Island."

An old bank vault in Atlanta is now the eternal shrine to the King of Rock and Roll.

This massive store is home to an eccentric collection of vintage, retro, and peculiar goods.

A labyrinthine museum chronicling the history of African culture in Brazil.

Neglected resting place of some of the city's early luminaries—and a woman encased in concrete.

The timeworn "Yankee Stadium" of the fastest game in the world isn't going anywhere.

The only swimming pool listed on the National Register of Historic Places is emptied and refilled each day with naturally filtered water.

This beautiful Miami garden was designed as a laboratory for tropical plants.

This limestone cave offers an incredible view of the Río Grande de Arecibo valley.

The world's second largest single-dish radio telescope, once used to contact E.T.

This small fort played a huge role defending Puerto Rico’s capital city.

This chapel on a cliff is renowned for its healing powers and was founded on the site of a supposed divine intervention.

Legend tells how a Spanish soldier disappeared from this isolated sentry box without a trace.

The bat-covered home of one of the world's most popular brands of rum is located on a tropical Art Deco campus.

The final resting place of Christopher Columbus - or possibly someone else.

This trio of Dominican cave lakes comprise a colorful biosphere of natural life.

After Christopher Columbus died, his son built a fancy house to rule from.