The capital of the Cayman Islands is a center of offshore banking, but gets battered by blistering hurricanes.

Before it was buried by volcanic ash, this fast-food restaurant fed the hungry hordes of ancient Rome.

Erotic art covers the walls of the largest ancient pleasure palace.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

A whimsical bridge adorned with decorative dragons.

This one-time health resort was used by aristocrats around the world.

Bridge that died in war and was resurected.

One of the best-preserved Roman amphitheaters is still used today, but for less brutal events.

A wonderfully strange collection of 500+ stuffed frogs doing people things.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

City law dictates that this mountaintop cathedral containing the heart of a saint is to remain the tallest building in town.

This exhibit allows visitors to wander through the interior of a replica Ice Age glacial cave.

This spectacular public market has got meat, fish, vegetables, baked goods, and enough kielbasa for a lifetime.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

Down the road from where the Wright brothers lifted off is another flight tribute practically hidden from sight in the woods.

The Cadillac Ranch for monster truck aficionados.

This shifting North Carolina sand dune is an odd little desert surrounded by oceanic forest life.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

A remote desert lookout offers unparalleled views of the California badlands for those who brave the trek.

The phrase "the shot heard around the world" was coined after a skirmish at this bridge.

"the sweltering inhabitants of Charleston and New Orleans, of Madras and Bombay and Calcutta, drink at my well . . . The pure Walden water is mingled with the sacred water of the Ganges."