This grove was planted more than a century ago by the War Mothers of World War I.

This lovely tree was a thank you gift from the man known as "Public Enemy No.1."

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

A double agent hid information for the Soviet Union beneath this bridge for more than 20 years.

This pun was simply waiting to come to life, and one defense contractor made it so.

An underground magnet for ever-changing street art.

Atlanta's strange assortment of concrete pillars inspires reflection in some, confusion in others.

The record holder for the world’s largest peach.

Two Civil War-era cemeteries stuck between runways at the world's busiest airport.

This bug-eyed water wheel uses the power of the Sun to clean up Baltimore Harbor.

A museum dedicated to exhibiting remarkable outsider art.

The trials and tribulations of marking Poe’s grave.

A glimpse into the sacrifices of military members during World War II.

The oddly shaped, steam-spewing building is now an art studio and gallery.

Ship skeletons haunt Baltimore's waterways.

Once a thriving business district, this former shopping area is now an urban ghost town in the heart of the city.

This simple convenience store sits on the location where the Ouija board was named—and has a plaque to prove it.

The design of this historic domed church was influenced by Thomas Jefferson and intended as a statement of religious freedom.

A monumental statue of RCA's mascot now sits atop a historical society roof after a life of moving around.

Baltimore's classic clock tower was once topped by a rotating, 20-ton medicine bottle.

The only public swimming pool in Baltimore open to Black Americans during segregation is now a permanent memorial art exhibit.

The hide of Stonewall Jackson's equine sidekick is on display not far from where the ashes of his bones are buried.

This campus chapel is Robert E. Lee's final resting place and a topic of debate about the legacy of the Civil War.

The final home of the most famous horse of the American Civil War.