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

A giant time capsule not scheduled to be cored until 2040.

This claimant to the title of "smallest church in the 48 states" doubles as an equally tiny, quasi-post office.

This university transit system is a 1970's vision of the future.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

Berkeley Hot Springs presents to you "the only outdoor monument to presidential bathing."

Near-constant high winds deform the trees on Spruce Knob, the highest point in West Virginia.

A monument marks the location of the first successful steamboat demonstration.

The tallest The Church of Jesus Christ of Latter-day Saints temple in the world soars above the Beltway.

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