Decorative shell walls built in the 1940s sit atop an ancient midden created by the Calusa Native Americans.

This isolated airport in the middle of the Everglades sees more alligators than planes.

The bizarre story of the mysterious death and hidden treasure of one of Sanibel Island's early homesteaders.

The mysterious headstone of an unidentified bank robber was seen visited, every year, by a woman in black.

250-year-old farm now features sculptures, a petting zoo and a hippy-bazaar.

How did the right arm of a 13th-century English bishop wind up in a Connecticut church?

Holding multiple historical boats and an entire 19th century village, this New England attraction is the largest maritime museum in the world.

A plaque on a rock dedicated to a famous, forgotten author, and put in an impossible place.

A grassroots community effort in the 1970s led to the creation of this beautiful garden full of delightfully whimsical exhibits.

Tour the sci-fi-esque reality of governmental disease management.

One of corporate America's best-kept secrets is also one of the most publicly displayed.

Everyone from Mark Twain to Teddy Roosevelt has a pipe hanging from the walls of this historic chophouse.

Hidden in an ordinary Midtown building is a one-room museum dedicated to the greatest escape artist.

Church in Manhattan holds the bloody sock of Padre Pio, among with many other unusual relics.

An outdoor urban gallery of large-scale artworks by the world's most influential street artists.

In Chicago, a pizza-enthusiast has opened a museum dedicated to the history of pizza.

Hidden on the 7th floor of a historic building, this Cajun spot features wall-to-wall bottles of hot sauce.

Over 1,000 pieces of one of the most niche art objects imaginable: the glass paperweight.

This alley in downtown Chicago held the bodies of over 600 people after the fateful Iroquois Theatre fire.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

A former atom smasher turned into an art gallery.

The oldest house in Chicago certainly doesn't look the part and there are some who say it doesn't deserve its title either.

Medical museum focused on antique anesthesiology equipment.

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