A star fort along the C&O Canal in western Maryland that protected America in three wars.

Built by the patriotic residents of Boonsboro in a single day.

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

The land is home to swimming ponies and a legendary 18th-century treasure.

Thomas Jefferson's estate is home to hundreds of varieties of historic fruits and vegetables.

Outdoor exhibits explore the contributions of European, African, and indigenous peoples to American frontier culture.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

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

The tomb was guarded by soldiers from both sides of the war, and some left their initials carved in the brick.

An enormous warehouse filled with parade floats collected from over 50 years of patriotic celebrations.

The graveyard holding the remains of George Washington's slaves was forgotten for nearly 200 years.

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

The highest point in Virginia can only be reached by passing through ponies and flowers.

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

A "hospital" where people went to be quarantined, die, and be buried in the yard.

A quintet of history museums make this Virginia graveyard as much a resting place for funereal history as it is for people.