This steamer is known as "The ship that built Cleveland."

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

The oldest continuously operating fish market in the United States.

The most decorated dog of World War I is preserved in the Smithsonian.

Scenic mount trashmore, Virginia Beach's most curious waterfront still has a couple of secrets.

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

One street divides a single town that stands in two U.S. states.

A secretive collection featuring objects that were designed specifically for U.S. intelligence operations.

Outsider art meets paleontology at this roadside reptile repository.

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

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