An oft-overlooked, magically musical monolith that stands majestically between Arlington Cemetery and the Iwo Jima Memorial.

Remnants of a wall built to separate Black residents of Hall's Hill from a newly built subdivision are a grim reminder of segregation in 20th-century Virginia.

A memorial to the tens of thousands of Irish who fled to North America during the Great Famine.

The oldest landmark of Toronto is a testament to shifting sands.

Lost subway station nestled beneath Toronto's busy commuter line.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

A modern zoetrope on the New York City subway.

A modern mechanical planetary system, part of a 10,000 year clock.

The randomness of this wall of lava lamps helps encrypt up to 10 percent of the internet.

The graffitied ruins stand hidden within the Pennsylvania woods.

A tiny art gallery in Sunnyside helps keep Portland weird.

The world's last remaining store of its kind.

Small rustic cabin nested in the mountains of Killington, VT.

These mysterious petroglyphs in Vermont reflect a troubled history in the treatment of Native American culture.

Tucked away on the second floor of a small town library is one of the great private Victorian taxidermy collections looking today very much like it did in 1909.

All that remains of the once-booming chain is a single orange-roofed restaurant.

Mysterious rocks that ring musically when struck.

10,500 square feet of pinball housed in former dollar store and home to the last playable "Thunderball."