The world-record holder for the longest bridge stretching continuously over water.

The crumbling remains of a 19th century fortess.

The last intact steam engine factory in the United States.

Once defending the city of New Orleans from invasion by sea, this fort faces an uncertain future.

A museum of unusual collections, mini-towns, and a half-dog, half-alligator.

The simple gravesite of a Romany clan leader is dotted with offerings, including cans of her favorite drink, Crush orange soda.

Built following the War of 1812, this fort has withstood hurricanes for centuries.

This roadside attraction in the woods of Mississippi is a scalable replica of the Holy Lands during biblical times.

One of the few existing, fully functional Showbiz Pizza animatronic shows.

A dramatically eroding canyon thousands of miles from the desert.

This largely forgotten piece of Cold War history stands hidden in the woods just north of the Mississippi Gulf Coast.