The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

An abandoned town is hidden in Great Smoky Mountains National Park.

Moonbows over Kentucky.

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

The world's largest carnivore sanctuary is home to over 450 meat-eating rescues.

Mile-long cave system near Great Smoky Mountains.

Half of a waterfall goes into the river while the other half seems to disappear.

This large midwestern cavern features impressive rock formations and an underground waterfall.

The secret city built by the Manhattan Project.

Prison made famous by The Shawshank Redemption has been out of commission since 1990.

The highest point in Tennessee, Clingmans Dome bears witness to the ravages of one type of insect.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The highest bridge in America was built for an almost unnervingly small amount of money.

A bizarre roadside attraction and the first instance of miniature golf in the world.

This road in the Great Smoky Mountains was supposed to assuage a displaced community, but ended up a $52 million dead end.

Rare recess caves fill this unbelievably beautiful Ohio park.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

The largest self-built castle in the U.S., six decades in the making.