A tribute to the little-known group of women who were the first ever to fly aircraft in the U.S. military.

A remnant of the 19th-century dream to discourage people from drinking booze by offering them water.

The watery grave of an impractical idea.

This robust fence in front of a historic Georgetown home is likely made from hundreds of recycled Revolutionary War firearms.

A perfect replica of the beloved show's first set.

The skeletal white beams stand as a monument to religious dissent.

Sacks of potatoes, made of cast stone, mark where the iconic potato sheds once stood along the river.

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.

A museum devoted entirely to hammers has more than 1,400 items on display dating back to the Romans.

A tiny wilderness cemetery commemorates the deadliest episode of the Klondike Gold Rush.

A classic gold rush hotel can be expected to pick up some ghosts along the way, and the Golden North is no exception.

One of America’s oldest and spookiest hotels, thanks to the residency of ghosts, dead presidents, and Alfred Hitchcock.

The famous 102-year-old circus elephant was struck and killed by lightning.

After Havre burned down, the best place to build was under the ashes.

With over 340,000 artifacts and counting, there is something for everyone, often called the "Smithsonian of the West."

The last physical evidence of the Lewis and Clark trail is one of their autographs etched into this giant rock.

This angular Dwarven tunnel cuts through a mountainside in Glacier National Park.

This giant meditative chakra sits peacefully in the Flathead Valley of western Montana.

The childhood home of Henry Jones Jr. is now an adventure-themed bed and breakfast.

The universally beloved children's television figure is interred on a high hilltop in one of western Pennsylvania's oldest cemeteries.

A park full of outsider art, created by college students studying outsider art.

A hidden gem on the lawn of the U.S. Capitol Building designed by landscape architect Frederick Law Olmsted.

An abandoned asylum where patients have been forgotten but their possessions remain.

Mining town from the late 1890s, once home to Calamity Jane.