Soldiers were buried next to Lee's house in the center of Arlington Cemetery to dissuade the general from reclaiming his property after the war.

Recorded as the first person buried in Arlington Cemetery.

A battleship’s mast sits atop a turret-like memorial, commemorating those who lost their lives in one of the precipitating events of the Spanish-American War.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

One of Philadelphia's largest murals resides hidden under this bridge.

A clone-tree in Washington Square Park sprung from seeds that went to the Moon and back.

This overlooked courtyard and museum celebrate Benjamin Franklin's life and achievements.

An Irish Memorial commemorating those who perished due to potato blight.

Believed to be the birthplace of the United States Marine Corps.

A recreation of the doomed ocean liner in the middle of the Smoky Mountains.

This now-deactivated naval base defended the Florida coast for centuries.

One of the only Florida forts to remain in the hands of the Union all through the Civil War still stands as a historic stronghold.

A striking lighthouse with views of the Gulf of Mexico and of a military air show.

One of corporate America's best-kept secrets is also one of the most publicly displayed.

This former factory has deep ties to rubber production in Akron.

"Where the ducks walk on fish."

This museum pays tribute to the largest group in the Iroquois Confederacy.

This lush forest valley was once mined for lumber to the extent that it was once nicknamed "The Pennsylvania Desert."

More than 3,200 cookie jars line the walls and shelves of this little shop and over 1,000 salt and pepper shakers

This high point in the Great Smoky Mountains is said to be home to the chief of all bears.

This forest school's long history lets today's visitors experience resource management learnings in a beautiful environment.

This granite rock face is named for the magnificent reflection that occurs when the sun hits it just right.

Who needs fancy modern water slides when this giant North Carolina rock works just as well?

This stone polylith serves as both a 100+ year old experiment and monument to the history of science.