The largest earthwork effigy in the world.

The inventor of a number of hybrid corn species is immortalized with a field of giant corn.

This magnificent Cincinnati graveyard is also a popular public park.

Mussolini gave Cincinnati a bronze statue of Romulus and Remus suckling at a wolf's teats.

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

One of the largest collections of wildlife art in the United States, built into the side of a cliff in rural Wyoming.

A popular rock that acted as a waymarker for American pioneers.

Surrounded by a hundred mile radius of billboards, Little America is a roadside attraction whose primary appeal is hospitality.

This rustic old building is said to be the most photographed barn in America.

This prison-turned-museum is a remnant of the Old West's grizzly, violent past.

This UFO landing strip was created by a charitable Wyoming city that was worried about residents of Jupiter.