Remnants of a town from a bygone era.

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

An antique Beechcraft airplane serves as a giant windsock for people driving through the blustery open country of eastern Wyoming.

Yes, this monument is aware that it is about 20 miles away from the actual center of the United States.

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

The crumbling structure is a rare surviving relic of the area's bygone mining industry.

The first declared National Monument in the United States.

One man's ambition created this psychedelic log home.

In the middle of a busy airport, a statue honoring the astronaut who told Houston that Apollo 13 had a problem.

This stone marker honors the man who released Canada goose goslings in Fort Collins, Colorado.

Above Breckenridge, a destructive mining technique sits sunken in a small pond.

See 150 million-year-old dinosaur tracks and bones dating back to the Jurassic period.

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

This largest dinosaur tracksite in Wyoming is one of the only in the world from the Middle Jurassic Period.

This archaeological dig site and museum is home to one of the largest dinosaur fossil collections in the world.

Cabins once lived in by Butch Cassidy and the Sundance Kid are featured at this Old West living history museum.

A century-old cabin off of Highway 30 touts an unusual construction material: dinosaur bones.

Native Americans built this circle of stones, which was used to predict astronomical events.

Derelict buildings are all that remain of a complex at the site of one of the worst mining disasters in Montana history.

An unusual geological feature towers over the remains of a dark episode in United States history.

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

At the time of its completion, it was the tallest dam in the world.

The world's largest mineral hot springs is home to a herd of bison, a free public bath house, beautiful mineral formations, and a terrifying swinging bridge.

A museum chronicling pioneer life constructed over Interstate 80.