A replica of one of the more than 15,000 civilian lookout towers that lined the U.S. coast during World War II.

Meet manatees face-to-face at this zoo for native species.

A lone gunner's station is all that remains of a replica Spanish Fort in Florida.

This ancient sinkhole-turned-healing-pool is a treasure trove of archeological discoveries and may even be the Fountain of Youth.

The museum chronicling a treasure hunter's dream, fulfilled.

Florida's oldest bar was once a morgue, complete with a hanging tree and gravestones.

This legendary "evil" doll has been haunting the citizens of Key West for over 100 years.

This lush Florida island is home to the ruins of a crooked ship breaker's tiny empire.

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

The site of an underground detonation of a megaton nuclear bomb in the middle of the Mojave Desert.

One of only two pod-shaped homes designed by Frank Lloyd Wright.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

Grab a slice of pizza next to the remains of the "human monkey" who ran for mayor.

The futuristic test model of an iconoclastic visionary who wanted to redesign the world.

This roadside dinosaur park offered up lumpy neon thunder lizards in the name of kitsch and education.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

A piece of the iconic wall found an unlikely new home in a Vegas bathroom.

This giant meditative chakra sits peacefully in the Flathead Valley of western Montana.

Research missiles and rainbow auroras at the world's largest land-based rocket range.

Buy your friend a drink or staple some cash to the wall for the next guy at the Salty Dawg Saloon.

A suburban street in Anchorage doubles as a runway, and each home has its own airplane hangar.

The site of one of Japan's very few American occupations during World War II still holds the relics of a roundly disastrous campaign.

Breathtakingly blue walls shimmer inside the "Glacier Behind the Town."

Housed in a century-old building, this museum's dedicated not just to soft drinks, but to the free enterprise system.