When ecosystems collide in the arid Southwest.

This naturally-sourced hot spring is now home to a clothing-optional resort.

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

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

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

Elaborate drama imparts an appreciation for 19th century hardships.

These curious caverns have been home to mushrooms, gangsters, and disco.

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.

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

Secret hideaway for an alternative beach experience.

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

A stone face watches over the river.

Experience a charming 1930's version of "infotainment."