The dairy farm in upstate New York where nearly half a million people gathered for three days of peace and music in 1969.

In use from 1742 to 1910, only flat headstones were allowed in this cemetery.

One of the world's oldest continually operating bookstores.

Steepest flood safety railway in the entire world.

Memorializing an American tragedy of massive proportions.

This giant, rotating globe was built to celebrate the expansion of a company that makes steam cleaners and pressure washers.

In the parking lot of a fast food restaurant, a statue memorializing a prolific bull elephant.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

Pennsylvania's highest point is spotted with boulders which were pushed to the surface by nothing but cold.

Where the famed frontiersman was born, raised, and survived Quaker intrigue

Home of the only civilian casualty at the Battle of Gettysburg.

One of Gettysburg’s least visited battlefield memorials is off the beaten path, but worth a visit.

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

Beautiful views of the surrounding hills and birds of prey can be found at this sanctuary.

A park in a small Pennsylvania town is home to an original sculpture by one of its native sons, legendary artist and activist Keith Haring.

This backwater graveyard in the Hamptons became a trendy burial spot and posthumous status symbol for famous artists.

A historic lighthouse steeped in rumors of ghost and pirate stories.

This old-fashioned candy shop, ice cream parlor, and diner served as the setting for one of TV's most controversial series finales.

Once at the center of U.S. finance, the historic Trading Room was meticulously recreated piece by piece and rebuilt in the Art Institute.

Recognized the world over as the home of the McCallisters in the 1990 movie "Home Alone."

This Czar-funded, onion-domed, lavishly muraled Orthodox Church played a starring role in "The Deer Hunter."

The home made famous by the 1983 holiday classic is now a perfectly preserved shrine to the movie.

A dazzling display of lights and crystals.

One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.