The innocent intentions of this monument are somewhat lost in the sculpture's muscled imagery.

A gorgeous mural outside a beloved D.C. restaurant pays homage to famous Black Americans.

A museum cafe showcases Native American dishes and indigenous ingredients from across the Western Hemisphere.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

These mysterious Viking chess pieces spent centuries hidden on a remote Scottish island.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

The library houses an incredible collection of some of the world's most impressive books and manuscripts.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

Obscure Freemasons still live in D.C.’s largest private residence.

The preamble to the U.S. Constitution written entirely from vanity license plates hangs in the Smithsonian museum.

Graffiti from the 16th and 17th centuries cover the walls of this part of the Tower of London.

The Cadillac Ranch for monster truck aficionados.

Frank Lloyd Wright built this suburban synagogue late in life, but it stands among his most iconic masterpieces.

These unusual rooms on wheels are holdovers from the 1960s.

The story behind the mysterious symbol painted in front of the historic university's famous Rotunda.

The winding route passes through an enclosed alleyway, two tunnels, and leads to the White House basement.

This psychedelic tromp l'oeil seems to be beckoning drivers to crash into a wall.

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

Experience a charming 1930's version of "infotainment."

The 5.5-mile ring of steel posts around the Capitol Building is one of the largest (and most uniform) of its kind in the world.

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

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

A blend of art, antiquities, and Americana fill this museum, surrounded by whimsical, enchanting gardens.

A sinister pyramid in the Frari contains the heart of the famous neoclassical sculptor.