When it comes to handsignals (and colonialism) rock always beats scissors.

Look closely and you’ll notice that the color changes a third of the way up the tower.

A heroic pigeon that, through a barrage of gunfire, delivered a message that saved over 100 lives in World War I.

Rumor has it the uncarved lump behind the three famous suffragists is reserved for the first woman president.

The graveyard holding the remains of George Washington's slaves was forgotten for nearly 200 years.

This stately building in Alexandria, Virginia was built by Freemasons to honor one of their most famous members.

Perhaps the most scandalous statue of America's first president.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

This effigy of Peter the Great is greatly disproportionate.

One of the most well-preserved mammoth specimens in the world.

Palace where the nearly un-killable Rasputin was murdered.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

The chiseled jaw of this forgotten American hero still stands tall in a small Indiana town.

This rock formation above the Wabash River is part of an ancient coral reef.

This grave marks the final resting place of pioneer John Chapman, better known as Johnny Appleseed.

Home to some of Indiana's last bison herds.

This former office building has been transformed into an immersive music venue and art space.

A bizarre house filled with an astounding array of collections.

This Indianapolis landmark offers a secret panoramic view of the city. 

A park where you can watch the highway zoom past.

Less a museum than a bizarre fantasy world created by artists and engineers.

One of few surviving standpipe water towers in the U.S.

Man-made geyser that rises to the exact height of the Gateway Arch.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.