Rumors persist that a bottle of whiskey is sealed within this Demijohn-shaped adornment.

Home of the only civilian casualty at the Battle of Gettysburg.

The home of possibly the least-loved U.S. president stands as a sort of unpopular Monticello.

America's smallest national park site is the former residence of exiled Polish national hero Thaddeus Kosciuszko.

This bridge over D.C.'s Rock Creek Park is sometimes called the "Buffalo Bridge" because of its four buffalo sculptures, which were cast from a single piece of bronze.

Before Metro, Washington had a robust streetcar network—and you see the remains of this infrastructure if you know where to look.

The actual model from the original "Star Trek" series is now on display at the National Air and Space Museum.

A haunting tribute to pioneering photographer Clover Adams.

A memorial to a shareholder activist feared by CEOs around the United States.

Mysterious installations bring levity and light to a sometimes stodgy city.

Once home to seven different roller coasters, Glen Echo has undergone many transformations since its founding in 1891.

Cold War intelligence agents monitored communist embassies from an attic in a former pigeon coop.

A Civil War fort in the middle of Washington, D.C. has been swallowed by a forest.

Dedicated to the man who created the first radio wave communication system.

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

This statue is dedicated to Grace Sherwood, the last person in Virginia to be convicted of being a witch.

This cannonball stands as a reminder of the final act of a fleeting governor amidst a revolution.

This old-fashioned carhop restaurant gave the world the waffle cone.

A quiet memorial marks the spot where the victims of the Salem Witch Trials were executed.

A simple but powerful tribute to the 20 victims of the 1692 witch trials.

The 72-foot giant escaped confinement in a large patch of mulch only to be reburied in the sandy shores of the Potomac River.

This statue honors the author's groundbreaking family story.

The location where the American Revolution ended.

An oft-overlooked, magically musical monolith that stands majestically between Arlington Cemetery and the Iwo Jima Memorial.