The oldest continuously operating fish market in the United States.

The Lincoln Memorial has inspired many, even though a word on the inscription appears to be spelled incorrectly.

Ruins from the Parthenon and petrified wood line the interior of one of the world's most famous monuments.

The story behind this beloved toy—named for Theodore Roosevelt and owned by his grandson—is more complicated than you might guess.

Washington's iconic carousel has a nice piece of Civil Rights history.

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

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

A bronze statue to commemorate the former president's visit to a local Polish-American festival.

War prevented this Polish composer's body from being returned to his home country for 51 years. Though his ashes eventually made it home, his heart stayed behind.

This historic old movie house was the scene of one of the Blob's most iconic attacks.

This family of wooden moose statues have become local celebrities in their hometown.

Inside this 150-year-old barn turned antique shop is a vast array of items for curios hunters.

The site of a tragedy in 1908 that claimed the lives of 171 people and changed fire safety laws across the state.

Remember and reflect at this 9/11 memorial site.

This quarter-mile tunnel under the Bluff in Pittsburgh bends at a 45-degree angle.

This riverside restaurant delivers elegant dining in a historic 1901 train depot. 

Take a trip back in time at this retro cinema dating back to 1954.

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

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

This small memorial is almost as well concealed as Smalls himself was on the night he sailed to freedom.

A herd of roughly 250 American bison roam these plains.

A hollow cement depiction of time's inexorable effect on the human body.

This underground holding cell was forgotten for over a century and rediscovered in the 1960s.

All that remains of a gigantic earth-moving machine.