Rumored to be the famed pirate's lookout tower, this historic stone structure is now just watching for tourists.

Few of the many visitors to this resort town know of its hidden Maya ruins.

One of Mexico's least-visited archaeological sites is tucked away inside a theme park.

A graceful natural rock formation stands astride the point where the Gulf of California meets the Pacific Ocean.

The traditional Polish croissant, folded 81 times into the shape of a horseshoe, is a legally protected cultural treat.

This narrow coastline trail through the dense Kauai wilderness is among the most beautiful and dangerous in the world.

A failed utopia, shut down by a more legitimate nation.

Recently revamped museum of Fijian history located within a gorgeous colonial-era garden.

Underwater volcanic eruption forms new island off the coast of Tonga.

On this stunning Scottish island, you can walk in the footsteps of dinosaurs.

A monument to the one-armed geologist who led the first documented expeditions through the Grand Canyon.

One of many gator theme parks, abandoned in the sugar fields of South Florida.

An ancient system of freshwater caves filled with animal bones, including that of species long-extinct.

A flooded Mexican cave that hides a river beneath the water.

A massive underwater sinkhole made famous by Jacques Cousteau.

Life and death are on parade at the most reliably perilous site of “the Great Migration.”

This charming railway is one of the oldest and steepest funiculars in England.

The "Great Sewer" of ancient Rome is one of the oldest sewer systems in the world, and is still in use.

A museum and shop on Bourbon Street located in the French Quarter.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

A small park on Bourbon Street features life-size bronze statues of New Orleans musicians.

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

The history of sea-faring refuse and disaster is on cramped display in this Netherlands folk museum.

The Bloemen Route, or “Flower Route”, stretches 25 miles through prime Dutch tulip country as a result of “tulip mania,” the world’s first economic bubble.