A hidden beach at the end of a tunnel of mangrove trees.

An underwater statue of Christ blesses the depths off Key Largo.

Japanese gardens dedicated to the Japanese farmer that refused to throw in the trowel.

With nickel-steel armor and three-inch thick bullet resistant windows, FDR's train was a rolling fortress.

The behemoth beasts engaged in an epic battle is the second-tallest statue in the contiguous United States.

St Bernard de Clairvaux Episcopal Church, better known as one of the oldest European buildings in the Western Hemisphere.

Located within a historic park, the beacon is the oldest standing structure in Miami.

An underwater city for the dead.

This beautiful Miami garden was designed as a laboratory for tropical plants.

The only swimming pool listed on the National Register of Historic Places is emptied and refilled each day with naturally filtered water.

An abandoned water sports stadium that has become a haven for graffiti and decay.

A perfect circle of twenty-four mysterious holes dates back to prehistoric time.

Ruins of a once-opulent grand Victorian resort.

Amazingly detailed marble cinerary urns that once held the cremains of Roman elite.

A National Historic Landmark with a scenic clock tower and park filled with deer and peacocks, plus a military museum.

A tall smoke stack and boarded-up buildings are all that's left of the pioneering plant.

This museum showcases the history and contributions of the U.S. Army to the medical industry, both on the battlefield and off.

An enormous pink granite batholith, long attributed with spiritual powers by the Tonkawa Indians.

This beautiful grotto is one of those places where you can't believe you're just outside Austin.

Twenty churches beautifully painted by 19th-century Czech and German immigrants in Texas.

An antique horse-drawn hearse provided French luxury for the dead in this Texan town.

A 2,500-pound wooden nickel makes this woodworking museum easy to spot from the road.

A gorgeous garden oasis with winding paths, stone bridges, and a troubling history.

The summer home of the largest colony of bats in the world.