The remains of this visionary community can still be found much as it was a century ago.

An eerie smiling woman looms above the granite tombstones.

An art deco ice cream shop covered in vintage train station tiles.

A bas relief commemorates the "Nuns of the Battlefield" who cared for soldiers on both sides of the conflict.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

Mussolini gave Cincinnati a bronze statue of Romulus and Remus suckling at a wolf's teats.

This mysterious structure by the Washington Monument is a flood barrier designed to protect the White House against rising waters.

The most accurate timepiece in the world.

Once the supplier for noteworthy projects like the National Cathedral, this old brickworks now lies abandoned.

The oldest continuously operating fish market in the United States.

A rotating cast of guys and dolls in front of a Washington, D.C. building.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

The United States Capitol's former columns still stand.

For thousands of years, Native American hunters drove buffalo straight off this cliff in Montana's Yellowstone Country.

The only working large-scale tea plantation in the United States.

You can walk through the first Boeing Air Force One, which famously carried JFK's casket from Dallas back to D.C.

The first public building in Savannah to offer air conditioning was a luxurious cinema that still operates today.

A statue honoring 44 continuous years of greeting passing ships.

A full-scale replica of a 1774 colonial settlement in Kentucky.

The Midwestern United States' tribute to Michelangelo is a foam statue sprayed with gaudy gold paint.

The oldest operating Mississippi River–style steamboat still navigates the Ohio River.

This stately clubhouse has showcased German-American culture for over a century.

Kentucky's longest operating jail is now a spooky spot to spend the night.

An unusual, super-sized grocery adventure awaits in an Ohio suburb.