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.

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

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

This little slice of old Jerusalem in Oklahoma is the evolution of a 90 year old passion play.

The largest land animal skull ever discovered.

An outsider art studio that created a piece of work so popular they had to turn mainstream.

An innovative attempt to break a siege in the American Civil War still scars the earth today.

This underground church is topped with a 500-foot cross that is seen by many as a beacon of fascist hubris.

Dress up like a miner and take a slide into the disco-lit depths of this once foundational salt mine.

Originally envisioned by King Ludwig II to rival Versailles, Herrenchiemsee's "New Palace" remains half-gilded for lack of funds.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

A hillbilly theme park that proved so unpopular the land wouldn't even sell on eBay after it closed.

The highway's southernmost spot is a beloved local attraction.

The only diamond mine in the world where you can keep what you find.

$10,000 won in a poker game in 1884 allowed James Draughon to build this intriguing home.

Walk the whole Mississippi River!

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

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

The second oldest continuously operating bar in Louisiana.

A series of waterfalls so massive they straddle the border of Argentina and Brazil.

As one of the world's largest hydroelectric dams this plant took two countries to get built.

A unique botanical garden housed in three giant geodesic domes.

What was once a presidential estate is now an exotic menagerie and home to the Budweiser Clydesdales.