The longest and widest floating bridge in the world.

An actual 1957 Cadillac De Ville, encased in 15 cubic yards of concrete.

This staircase in a lush tropical grotto was built by enslaved laborers and renamed to honor Queen Victoria's role in ending slavery in the British Empire.

An enormous goose sits atop this nest-shaped home.

Only 68 people per day are allowed to visit this New Zealand bird-watcher’s paradise.

Hidden beneath the waters of Lake Michigan rests a perfectly intact ship from the early 1900s.

Amazing taxidermy dioramas from the 1960s in a cement building meant to look like an ice cave.

This abandoned boat sits on a nude beach, is shaped like a UFO, and is covered in graffiti.

A familiar otherworldly creature guards this 12th-century Scottish abbey.

The world's spiciest ice cream comes from Glasgow.

The abandoned train depot now doubles as a well-placed rest stop for those who take the road less traveled.

A quiet, gothic haven nestled between Pittsburgh's Squirrel Hill and Point Breeze neighborhoods.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

The world's largest indoor go-kart racetrack is hiding in Connecticut.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

This professional clown's home is an outsider art wonderland.

A half-mile long and three stories high, this bridge over the Des Moines River Valley mimics a descent into a mine shaft.

For over 100 years, this Indiana town has had a tree growing out the top of the local courthouse.

A former barn converted into a massive train diorama.

This dig site outside D.C. is known for its exceptionally high density of baby dinosaur fossils and dinosaur eggs.

The world’s largest truck stop includes a barber shop, chiropractor, and a huge museum with antique trucks.

A warning to the weak-kneed: This narrow bridge does its swinging eight stories high.

A hidden barn-sized rendition of Grant Wood's most famous, and most parodied, painting.

The birthplace of America's favorite fruit-flavored mystery dessert.