These ruins of a Phoenician sanctuary in Sicily have a dark history.

The prototype for all Nazi concentration camps.

Experience this Iron Age village the way that its original residents would have.

A collection of anatomical samples from one of the first anthropologists to suggest that humans reached North America by crossing the Bering Strait.

The ruins stand as a somber reminder of France’s worst civil catastrophe of the 20th century.

Graham Ibbesons's moving tribute to the victims of England's worst mining disaster.

The remains of the worst maritime disaster in the history of the "Graveyard of the Pacific."

This graveyard contains markers and monuments dedicated to some of the darkest chapters in Washington's history.

A monument to a 19th-century Irish woman whose murder inspired several literary works.

These prehistoric replicas were based on actual skeletal remains.

The mastermind behind this palatial hotel perished on the Titanic weeks before its grand opening.

Now a public art piece, this curious metal feature originally advertised a tinsmith's services.

Hidden amid a collection of trails is the site of a tragic crash.

This defunct Champlain Oil service station harkens back to the early days of automobiles.

A rather grand, but tiny, folly on the banks of the River Wear associated with a Polish count.

The last SR-71 ever constructed.

Eat your Big Mac in a DC-3.

A deep mark on the remains of a Roman temple, believed to be left by a legendary warrior.

This tallest folly in the world began its life as an elaborate factory chimney.

Every color in the rainbow awaits.

A rustic house where intellectuals and investors tried to put an end to Cold War nuclear armament.

Explore the ruins of war and maritime history along this gorgeously ferocious North Atlantic seascape.

The only museum in the world dedicated to the history of sprint car racing, next to one of the country's most historic dirt tracks.

These abandoned Cold War-era bunkers are now a designated refuge for endangered bat species.