These massive concrete balls were used to mine gold in Virginia.

The Grand Ole Opry's big voice came from a small home in rural Virginia where she was eventually buried.

Outsider art meets paleontology at this roadside reptile repository.

In the parking lot of a fast food restaurant, a statue memorializing a prolific bull elephant.

An eponymous directional signpost erected by the first president of the United States.

Giant busts of 42 U.S. presidents are sitting in a field in Virginia.

Affectionately known as "Lord Bot," this historic statue has a cult social media following and rightly claims to be “the most metal inhabitant of the Wren Yard.”

The highest point in Maryland is only accessible by hiking through another state.

This claimant to the title of "smallest church in the 48 states" doubles as an equally tiny, quasi-post office.

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

All of the 20 occupied houses in this mostly abandoned town feature some curious display of junk art.

A Saint Nicholas-themed ghost town in the Mojave desert.

The lost ruins of the forgotten ferry lie hidden beneath the silt.

The only statue of its kind to commemorate Washington's beginnings as an officer of the British Colonial Militia.

A living maritime paradox still floats in the same lake where it was built and resurrected... or was it?

An abandoned stretch of highway, deteriorating next to the operational one.

The highest point in Tennessee, Clingmans Dome bears witness to the ravages of one type of insect.

"Dark Sky Park" is heaven on Earth for astronomers, one of the rare U.S. locations with no artificial light pollution.

This lush forest valley was once mined for lumber to the extent that it was once nicknamed "The Pennsylvania Desert."

This New England covered bridge is home to the tale of a jilted lover known to haunt the area.

This public park was the site of the largest civilian disaster of the Civil War.

Meet your friends, marry your true love, or tell your enemies to kiss your butt under this historic Pittsburgh timepiece.

The site of the little-known Pennsylvania battle that sparked the Seven Years' War.

One of the U.S. Forest Service's only mansions is outfitted with a dinner table for floating food.