The first purpose-built art gallery in the United States is once again open as a center of craft arts.

Visitors flock to see this church tower's unintended feature: It happens to resemble a giant chicken from multiple points of view.

More than 21,000 images fill this overlooked gem of a prehistoric site.

A small car graveyard sits in the shadow of the famous Cadillac Ranch.

“Live hard, ride fast, eat pizza” at this joint filled with Evel Knievel memorabilia.

The remains of a 12th-century chapter house in Golden Gate Park.

Dive bar built out of the remains of a whaling ship.

Oldest unrestored plantation house in America that is open to the public.

Alabama has a fiberglass Stonehenge. With apologies to Spinal Tap, this one is full-size.

This natural marble cave is one of only five national monuments in Oregon.

These disused steel furnaces are now haunting ruins that may one day be a national park.

What's a diner from the 1939 World's Fair doing in a remote Utah mountain town?

An unfinished rail tunnel that has since been used to house cheese and bats.

Once the product of an inexplicable gold strike, this ghost town is now home to one man and his love of classic machines.

A mailbox that saved a nature reserve.

"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."

This ancient cave is home to a museum, bar, and is filled with fluorescent minerals.

The fictional star of "Breaking Bad" is memorialized with a real-life gravestone in his hometown.

A wedding chapel, vintage clothing shop, and bar all under one roof.

Walk through the actual strap iron cells and solitary chambers of Arizona Territory’s first prison.

This architectural triumph is the only Frank Lloyd Wright house in Alabama.

Hidden behind Lincoln's head is a 70-foot-long chamber containing enamel plates documenting American history, sealed in a teakwood box in a titanium vault.

The U.S. Supreme Court's secret Cold War relocation facility in the mountains of North Carolina.

A stockpile of childhood lunch pails turned collectibles.