The meteor that sealed the fate of the dinosaurs landed at this site, one of the largest impact craters in the world.

Yes, this monument is aware that it is about 20 miles away from the actual center of the United States.

The world's largest and most outstanding marl lake regularly changes color.

This park straddling the United States-Canadian border has been a symbol of peace since 1932.

A marvel of engineering built to prevent annual floods from devastating the city of Winnipeg.

Fort Garry was a pivotal post for the Hudson’s Bay Company and a major factor in the economy and political culture of the area.

The intense competition of the 19th-century fur trading industry played out at this fort in Western Canada.

This strangely specific landmark will let travelers know when they are half way there.

The ruined remains of an early hydroelectric dam.

Ancient indigenous sculptures steeped in history and shrouded in mystery.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

The burial place of an obscure North African saint was turned into a macabre body preservation factory for the 17th-century Neapolitan elite.

This abandoned fighter jet launch center is now a haunting street racing course.

Hidden in plain sight on the Hudson River is an abandoned train station where nature has taken over.

A town church once nearly submerged by the damming of a river is now hauntingly visible as the water recedes.

An 18-mile-long tunnel for sewage waste will soon wind within the bowels of Washington, D.C.

A legal loophole makes it possible to get away with murder within this 50-square-mile section of Yellowstone.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

This popular tourist cave was ignored for almost 200 years before being mined into an attraction.

Under the desolate and windswept northern coast of Barbados stands a small oasis filled with sea anemones.

Iranian tombstones shaped like male and female sexual organs.

A graveyard of old and rare planes that once were the glory of Persian aviation.

The abandoned ruins of a failed resort hide on this verdant, picture-perfect island.

An abandoned beach resort in Normandy reclaimed by artists.