These petroglyphs created by ancient Arizonians have withstood centuries of exposure to the elements.

The ruins of this former mining boomtown once housed over 3,000 people. Now, the population is two.

The highest point in South Dakota contains the ashes of Valentine McGillycuudy, the "Holy White Man."

This massive roadside mascot was the first version of the giant to illustrate his butt.

An experimental, automotive replica of Stonehenge.

This erect, phallic geological spire wasn't always named so domestically.

A brick-paved former section of the historic coast-to-coast highway.

What do a giraffe, an elephant, and reasonably priced steaks have in common? This roadside restaurant filled with exotic taxidermy.

This replica small town lets visitors take a stroll through the story of progress in the U.S. via thousands of Americana artifacts.

An ornate Art Deco tile mosaic representing Nebraskan life, both modern and prehistoric.

America's largest man-made forest was planted in an effort to bring back the past.

America's smallest town is run by its single citizen/mayor/librarian/bartender.