The world's largest wooden structure.

Spain's largest bullring offers a unique glimpse at architecture and history.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

Eat the ultimate iteration of Portugal's most beloved pastry.

The stunning interior of this Gothic church is covered in ornate gold details.

A museum that cashes in on its infamous little people while teaching you a thing or two about the Irish fey.

A 56-foot tall statue of the god of fire looks out over Birmingham, Alabama.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

The world-record holder for the longest bridge stretching continuously over water.

The largest public collection of roses in the United States.

Clap your hands at the base of the pyramid, and the song of a sacred Mayan bird will echo through the air.

A massive underwater sinkhole made famous by Jacques Cousteau.

A safe place for the wild donkeys of a hot vacation destination.

These former theme park figures have a new lease on life outside a water plant-turned-restaurant.

A statue honoring 44 continuous years of greeting passing ships.

The enormous 250-room Vanderbilt mansion conceals hidden doors and secret passageways.

Moonbows over Kentucky.

The first KFC is on the National Register of Historic Places.

The drawbridge used in the filming of the movie 'Annie' has been in the open position as it was in the movie for decades.

Pulled from the rubble of one of the worst modern tragedies, a steel crossbeam became a symbol of hope for New Yorkers.

Elevated freight railway turned wildly successful urban park.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

Tucked away amidst some of the most famous addresses in the world is New York's only fraction of a street.

This historic train station has been converted to a locomotive themed hotel.