America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

This beloved Baltimore spot features caged dolls, a giant Pez collection, and many, many mannequins.

Although built to generate electricity for Marylanders, this dam has become an all-you-can-eat buffet for American bald eagles.

Home to an eclectic collection of over 200 vintage motorcycles, Americana, and some of the most extraordinary antiques from all around the world.

A bronze statue of Mister Rogers in the neighborhood where he grew up.

A former plant in one of the hubs of U.S. steelmaking has been turned into this museum celebrating the history of American industry.

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

Don't get it twisted: This is the oldest pretzel bakery in the United States.

A "house to which to flee" for settlers in colonial Pennsylvania.

The beloved, war-tested mascot of a Union regiment graces their battlefield monument.

Visitors to Salt Springs State Park are encouraged to literally put their two cents in Penny Rock.

This massive sycamore tree has been labeled as one of the largest in the state.

A pyramid commemorates the birthplace of James Buchanan, the 15th president of the United States

Each step is a mere four inches tall, said to be measured by the stride of a woman wearing a hobble skirt.

The final resting place of two members of the infamous Doan gang, notorious outlaws and Revolutionary War Loyalists.

The home of possibly the least-loved U.S. president stands as a sort of unpopular Monticello.

The final resting place of the Hollywood star who came to a tragic end.

It marks the spooky spot where the bodies of two young boys were found in the 19th century.

A retired firefighter created this contraption so he and his family wouldn't die if accidentally buried alive.

Could it have picked a better place to land?

A tradition unlike any other, this marks the site of the annual Groundhog's Day tradition.

The pop art icon's gravesite is broadcast 24 hours a day on his museum's website.

This semi-spooky remnant of an abandoned hotel provides fantastic views.

The Pennsylvania landscape depicted by a quarter mile of mosaics made from used road signs.