This monument marks the beginning journey of a wounded soldier's leg that ended up almost two states away.

Experience the pivotal Civil War battle at this interactive museum.

This is the spot where the bloodiest battle in the American Civil War may have started.

A cavernous three-story, 43,800-square-foot basement that was forgotten about for 60 years.

This unique museum cafeteria showcases the history and regional diversity of African American cuisine.

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

This taxidermy horse was a Civil War hero.

The most decorated dog of World War I is preserved in the Smithsonian.

A spectacular tribute to statesman and philanthropist Andrew Mellon.

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

An obscure public service from the U.S. government that redeems burnt, moldy, and soiled old greenbacks.

The only Leonardo Da Vinci painting in the Western Hemisphere.

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

A museum dedicated to the history of electric interurban transit near the home of the first electric trolley system in the United States.

The train collection of an eccentric New England seafood mogul is now a National Historical Site.

Take a step into the workshop where Edison and his employees revolutionized the world.

In the power of this waterfall, Alexander Hamilton saw the potential for industry.

One of America's largest retirement communities has its own history museum

This museum started as a collection of Manhattan Projects and continues to add exhibits as they are declassified.

This museum shaped like an inflating balloon celebrates the sport’s buoyant achievements.

Once one of the largest producers of pig iron in the world.

A 56-foot tall statue of the god of fire looks out over Birmingham, Alabama.

A modest Alabama recording studio where some of music’s biggest voices found their sound.

Underneath this water pump, Annie Sullivan helped Keller speak her first words.