A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

A convincing little bit of ancient Egypt smack dab in Richmond, Virginia.

This 29-ton granite ball spins around at the slightest touch thanks to a scientific phenomenon.

Under a playground is a little-known sealed train tunnel that likely contains the bodies of workers trapped by cave-ins.

This labyrinthine resting place of Black American leaders has been reclaimed by nature.

The final resting place of two (or three) presidents, one vampire, and 18,000 Confederate soldiers.

Inspired by a foil-wrapped potato, (seriously) the Markel Building has been deemed one of the 10 ugliest buildings in the world.

A small Richmond island dotted with the remnants of hundreds of years of history.

This statue is dedicated to Grace Sherwood, the last person in Virginia to be convicted of being a witch.

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

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

"the sweltering inhabitants of Charleston and New Orleans, of Madras and Bombay and Calcutta, drink at my well . . . The pure Walden water is mingled with the sacred water of the Ganges."

A fitting attraction for the corn capital of the world.

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

The home made famous by the 1983 holiday classic is now a perfectly preserved shrine to the movie.

The world's largest Holstein cow.

A true roadside icon standing on the same plains that the herds once roamed.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

The first declared National Monument in the United States.

Come for the speed, leave in love with the desert.

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

An earthwork sculpture built by Robert Smithson in the Great Salt Lake only reemerges during drought.

A desert settlement founded and later abandoned by Hawaiian members of the Church of Jesus Christ of Latter-day Saints in Utah's Skull Valley.

Where unreadable addresses are read, 24 hours a day, seven days a week.