This lifelike sculpture of a policeman serves as a helpful reminder to watch out for crossing pedestrians.

Sit where JFK proposed to Jackie or where Nixon dined on meatloaf at this storied pub.

This beautiful stone arch bridge wasn't even expected to stand for one day, but people have been crossing it for centuries.

This free, take-a-book shop seems like a trick but isn't.

This small cemetery remains hidden behind a recreation center.

A well-worn trail through thick woods in northern Montgomery County leads to an old schoolhouse.

One of the last schoolhouses constructed in the early 20th-century still standing in Montgomery County.

The ruins of an old mill lie in a small ravine along a hiking trail near Little Seneca Creek.

This heritage museum highlights the importance of the dairy cow as a vital part of rural Maryland's past, present, and future.

The old building has been restored to its 1907 appearance.

Dating to 1793, this is the oldest building in Poolesville.

A lawn full of retired spacecraft on display at one of NASA's first research labs.

A historic cemetery with unique artwork, a Civil War fort, and also happens to be the site of the Battle of Bladensburg.

The Lincoln Memorial has inspired many, even though a word on the inscription appears to be spelled incorrectly.

The Pentagon sits on a former island that was in Virginia at low tide and D.C. at high tide.

Rumor has it the hot dog stand was targeted by two Russian nuclear missiles.

This English-inspired Maryland garden is home to acres of opulent plant life including bushes shaped into an entire fox hunt.

A swimming hole in the historic industrial quarry that supplied the marble for the Baltimore Washington Monument.

Berkeley Springs State Park boasts the nation's only monument commemorating presidential bathing.

The longest escalator in the Western Hemisphere takes over three minutes to ride down.

This bell is one of the last remnants of the lost city of Triadelphia.

This general store has stood in the same spot for well over a century.

Walk a trail through a historic Quaker town that outlawed slavery in 1777 and was a major waypoint on the Underground Railroad.

This suburban park recalls the history of a famous tavern. Despite the name, it's no ordinary place!