A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

Lines from a walking song are etched into a rock in Natural Bridge State Park.

On the side of a Virginia highway, a collection of monuments commemorates an 18th-century trek through the Blue Ridge Mountains.

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

Edgar Allan Poe's old dorm is now a shrine to the author's legacy.

Hidden for 165 years inside a building designed by Thomas Jefferson are the remains of what may be America's first educational chemistry lab.

The only recreation of William Shakespeare's indoor playhouse.

Hike the ruins of a zoo that was shut down by an unsolved murder.

The bridge continues the legacy of President Franklin D. Roosevelt's New Deal policy.

A tribute to the little-known group of women who were the first ever to fly aircraft in the U.S. military.

This historic theater's pipe organ still accompanies silent films just like it did in 1929.

A school-themed restaurant where gastronomy is the core curriculum.

This pump on the bad side of Victorian London betrayed a horrifying revelation about the water supply.

It's where the final scene of the beloved Tom Hanks movie was filmed.

A medieval castle in the middle of rural Texas.

Twenty churches beautifully painted by 19th-century Czech and German immigrants in Texas.

A 24-hour vending machine restocked daily with homemade full-sized pecan pies.

An emerald-green grotto just a short trip from Austin.

This beautiful grotto is one of those places where you can't believe you're just outside Austin.

This hidden sculpture garden full of Wild West art is one of San Antonio's best-kept secrets.

A 2,500-pound wooden nickel makes this woodworking museum easy to spot from the road.

This museum showcases the history and contributions of the U.S. Army to the medical industry, both on the battlefield and off.

An acoustic anomaly with a mysterious cause.

Once in disrepair, the house where the 1983 film was shot has been restored and turned into a museum.