These giant metal horses graze on a hilltop near the Montana highway.

A roadside collection of over-sized iron creations that are a bit more macabre than most.

Egyptian Revival obelisks still rise over the old mine shafts.

Giant six-pack could provide one person a six-pack a day for 3,351 years.

A rapidly disappearing glacier filled with extinct grasshoppers, perfectly preserved in the ice.

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

A beautiful geyser under environmental threat.

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

Spectacular views await visitors to this lake.

The only road through the heart of Glacier National Park.

See the computer’s history revealed over the course of 20,000 years.

Hidden behind Lincoln's head is a 70-foot-long chamber containing enamel plates documenting American history, sealed in a teakwood box in a titanium vault.

This towering wooden Sasquatch was carved with a chainsaw.

One of the largest private collections of fossils in the world.

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

This prehistoric sinkhole lured exclusively male mammoths to their death, much to the delight of science.

A ghost town now swarming with dozens of prairie dogs.

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

A six-ton, 12-foot-tall concrete prairie dog is touted as the largest in the world.

A pop-culture attraction outside of Dyersville, Iowa, hits a home run.

The farm toy capital of the world hosts a museum filled with toy tractors dating back to the late 1800s.

A fitting attraction for the corn capital of the world.

Just a man taking his prehistoric pet for a stroll.