A gift from Scotland to the United States in memory of the 270 lives lost when Pan Am Flight 103 exploded over Lockerbie due to a terrorist bombing.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

There’s a hidden military meme engraved on the World War II Memorial.

A derelict bit of infrastructure from the canal that once ran through D.C. is landlocked in the heart of the city.

Daredevil repair workers can worm their way out the access hatch, loop ropes over the apex and rappel down the monument.

The monument's pointy aluminum tip has been melted down by repeated lightning strikes.

The "lovely red Vega" of the legendary record-settling pilot.

While most wind tunnels test scale models, the "Cave of Winds" was large enough for actual airplanes.

The U.S. Navy’s preposterously detailed mini battleship took 77,000 hours to complete.

A building so large that it has its own weather.

Stay in a room with a view... of the bottom of the ocean.

This spiny beast guards an artist's village while vying for the title of largest lobster in the world.

Dedicated to the victims of one of the deadliest hurricanes to strike the United States in recorded history.

Island ghost town detailing Flagler's folly in building the Overseas Railroad.

The highway's southernmost spot is a beloved local attraction.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

"We Seceded Where Others Failed."

A monument celebrating the idea of reaching inaccessible places.

A four story, football field-sized, nine-grotto creation made of shells, minerals, and rare stones.

A local road runs around a memorial to a teenager who died in 1860.

Eight rare Corvettes are swallowed up by a sinkhole in Kentucky's National Corvette Museum.

This winding road of 318 curves is a must-visit for (careful) motorcycle and sports car enthusiasts.

The oldest university museum west of the Mississippi retains its 19th century feel.

A small burial plot formerly stranded in the middle of a road.