This is not your typical jungle gym.

Less a museum than a bizarre fantasy world created by artists and engineers.

The Magic House provides a beautiful and creative environment for curious youngsters to get their knowledge on.

This titanic oil company sign is a reminder of the Americana boom of the 1970s and also its commoditization.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

Walk the whole Mississippi River!

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

A museum celebrating the Victorian obsession with hair art.

The "World's Largest Underground Business Complex," a 55,000,000-square-foot city underneath Missouri.

Four, 18-foot-tall badminton shuttlecocks lie scattered about the lawn of a Kansas City museum.

World War II bunker still standing on the New Jersey beach.

The rusting remains are visible sticking out of the waters of the Delaware Bay.