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

An homage to everyone's favorite prehistoric cartoon family.

The self-proclaimed gateway to the Extraterrestrial Highway.

A miner's handmade folk art fountains are tucked in the woods off a multilane highway. 

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

A house carved into a rock in the 1940s.

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

The high point on the 16th president's eponymous roadway is marked by a massive version of his head.

This giant ice cream cone is the last remaining icon of a Salt Lake City staple.

A 90-foot-tall psychedelic "tree" on the side of the highway has baffled passersby for decades.

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

Locally known as the "Onion” and the "Egg Beater,” Casper’s most recognizable buildings are beloved local landmarks to many, and eyesores to others.