Now abandoned, the first reinforced concrete bridge in Alabama still stands over the Pea River.

This small, but beautiful waterfall has attracted visits from artists, composers, and two United States presidents.

This 19th century Sioux City candy company is the home of the Twin Bing, a historic, chocolate-covered treat.

Art Deco stylings conceal the true nature of this bridge.

"We Seceded Where Others Failed."

A monument celebrating the idea of reaching inaccessible places.

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

The first declared National Monument in the United States.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

A place where the laws of nature seem to have gone completely berserk... but of course haven't.

A waterfall 600 ft. inside a mountain, once the bane of gold miners, is now a spectacle of nature.

One of America's first dinosaur parks gives a window into Depression-era paleontology.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

The magic's in the hole!

Right angles in the forests of Panama.

A pocket of jungle amidst urban expansion in Panama.

A hot dog stand where the heads are just as hot as the dogs.

A bizarre house filled with an astounding array of collections.

Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

Home to the Amorphophallus titanum "Corpse Flower," which is among the largest flowers in the world and also smells powerfully of rotting flesh when in bloom.

The only arched bridge made of stone on the entire Mississippi River.

When flour explodes, it's not a pretty sight.