A striking memorial recalls thousands of Bolognese men and women killed fighting fascists in World War II.

A large statue of Pope Gregory XIII in Bologna was disguised as Saint Petronius to avoid destruction.

A fortress on this island housed the mysterious prisoner known as the "Man in the Iron Mask" for more than a decade.

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

A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

The strip club's VIP lounge is actually a rare repurposed Futuro House.

Florida might be at its most surreal in this museum devoted to the famed Spanish artist.

An octet of classic chrome trailers speared into the ground act as a tribute to the silver bullets of the open road.

Opened in 1976, this monster-sized version of the fast-food franchise is sometimes called the Epic McD.

Electrical pylon in the shape of Disney's beloved mouse.

A building so large that it has its own weather.

A monument celebrating the idea of reaching inaccessible places.

"We Seceded Where Others Failed."

This kitsch eatery is chock-a-block with bric-a-brac.

A hidden beach at the end of a tunnel of mangrove trees.

Dedicated to the victims of one of the deadliest hurricanes to strike the United States in recorded history.

A unique collection of diving equipment spanning antiquity to the present day.

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

In a time before lifeguards, this house was a sanctuary for the shipwrecked.

The world's only underwater laboratory where "aquanauts" study oceanic life.

A time capsule of Floridian history fights to survive on the banks of Chokoloskee Bay.

Stay in a room with a view... of the bottom of the ocean.