Enter the Forest of the Elves.

The Midwest's reigning king of surplus stores is full of nothing you need and everything you want.

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

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

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

This lab's maddening silence is good for business but bad for sanity.

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

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

Other-worldly rock formations and ancient fossils abound in this unique stretch of Nebraska badlands.

The rocks of a certain area of Butte, Montana give off a musical ring when hit.

The last physical evidence of the Lewis and Clark trail is one of their autographs etched into this giant rock.

New fungal and bacterial species call this deadly lake home.

Devilish landscape, once cinema home to giant alien bugs, now derelict roadside attraction.

A miraculous natural phenomenon known as "the spring that breathes."

One of the smallest towns in the United States.

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

Miraculous tree that seems to sprout out of solid rock.

The only natural lake in the world that drains into both the Atlantic and Pacific Oceans.

An architect's childhood fantasy treehouse made real.

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

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

The first declared National Monument in the United States.

The Bucyrus-Erie model 1850B electric shovel, or "Big Brutus," the largest existing electric shovel in the world.