Puerto Rico's once thriving oil company is now an abandoned wonderland of rusty steel.

The ruins of the first Spanish settlement in Puerto Rico.

This giant bronze image of Christopher Columbus embarked on a voyage of its own.

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

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

A magnificent waterfall nestled in the heart of the El Yunque National Forest.

This bleach-white graveyard overlooking the ocean is accessed through a tunnel.

An enchanting natural wonder in Puerto Rico's Camuy River Park.

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

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

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

An obelisk marks the farmhouse where the founder of Mormonism was born.

The Vermont square that inspired Shirley Jackson's "The Lottery."

This 38-drawer structure claims the superlative title, but it isn't the world's only giant filing cabinet.

A small chapel celebrating the spiritual bond between dogs and humans.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

These light, hollow rolls have been linked to Acadia National Park since the 1890s.

This 1,700-pound edible sculpture is way better than your average chocolate mousse.

Stone monument honoring a town founder has a witch-boot shaped stain and a curse to go with it.

The first bridge observation tower in the U.S. offers one of the best views of Maine.

A precariously balanced rock perches on the edge of a cliff created tens of thousands of years ago by glacial erosion.

When the town wouldn't allow the fast-food behemoth to build a new restaurant, they put one inside an 1850 home.

Turns out you can see the world without ever leaving Maine.

The world's largest rotating world.