This stone complex marks the urban center of a lost civilization.

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

They squeal, they nosh, they look like predators.

The stones of this Incan wall complex fit together so well you couldn't fit a piece of paper between some of them.

Preserved Inca city and site of the last Inca stronghold against the Spanish conquistadors.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

Central America's deepest lake is actually a volcanic caldera, surrounded by three volcanoes.

This elegant Colombian fortress was one of the torture headquarters for the Spanish Inquisition.

This picturesque mansion has gone from opulent ruin to nature museum.

Cathedral carved out of salt, located a mile below the earth's surface.

How Quincy, Florida became the richest town per capita due to one man's shrewd business acumen and taste for fizzy drinks.

When you can't get to the Pacific, just go to Florida.

A historic presidential getaway on the continental United States' southernmost island.

The birthplace of American international flight service has been turned into a celebrity's microbrewery.

An idyllic swimming pool tells the tale of Hemingway's trouble with women.

One of the only Florida forts to remain in the hands of the Union all through the Civil War still stands as a historic stronghold.

This spiny beast guards an artist's village while vying for the title of largest lobster in the world.

Like Mardi Gras, only everyone's a pirate.

"We Seceded Where Others Failed."

The famous boat that once ferried Bogart and Hepburn still floats in Key Largo after being abandoned for years.

A monument celebrating the idea of reaching inaccessible places.

Where monkeys run wild and the humans are caged.

A community of collapsing homes more than a mile out from the Florida coast.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.