An eponymous directional signpost erected by the first president of the United States.

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

The Grand Ole Opry's big voice came from a small home in rural Virginia where she was eventually buried.

Turns out you can see the world without ever leaving Maine.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

World's first "penitentiary," meant to be humane, drove men insane.

This homestead was occupied by Union soldiers, who believed the owners were signaling Confederate forces.

The last of nine massive kilns that produced many of the red bricks for buildings in Washington, D.C. and northern Virginia in the early 20th century.

This 1830s store is believed to be the site of Harriet Tubman's first stand.

Captain John Smith thought these cliffs were amazing in 1608 but sharks thought so 20 million years before him.

This scenic Maryland park was the site of one of the worst prison camps of the Civil War.

Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.

This field of concrete was once an active defense site armed with nuclear warheads.

Located at the former Lorton Prison the Lucy Burns Museum tells the story of the 91 year history of the prison including the dark chapter of its involvement in the women's suffrage movement.

The only place for a truly presidential dram.

This church is known as "The Home Church of George Washington and George Mason."

This museum devoted to the gothic author holds such interesting ephemera as his socks and walking stick.

The only remaining arch of the oldest stone bridge in Rome stands in the middle of the Tiber.

A rare example of a medieval house in Rome adorned with a melancholic inscription.

This small, ancient Roman temple was once a church dedicated to the patron saint of penitents.

This curious, round temple is the oldest still-standing marble building in Rome.

Remnants of a 4th-century church with vivid medieval frescoes and ancient sarcophagi hide beneath this old basilica.

Brass cobblestones mark the places where individual Holocaust victims were taken from their homes.

Rome's semi-secret peephole vista is also a former Crusader stronghold.