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

Built in 1945, this historic train station has a new lease on life with its baggage area serving as an event space.

Hidden within an idyllic suburban garden is a memorial dedicated to the victims of a terrifying spree of killings committed on U.S. soil.

This statue honors the author's groundbreaking family story.

This building at the south end of the boardwalk was once home to the U.S. Life-Saving Service and the U.S. Coast Guard before being rescued itself.

This propitious plastic porcine has been petitioning park visitors to pick up after themselves for more than 50 years.

Baltimore's first skyscraper may be home to the inspiration behind pulp fiction's most celebrated bird.

The headquarters of the Audubon Naturalist Society is a small slice of heaven for nature lovers.

FDR's Art Deco hospital tower was hopelessly inefficient.

A tribute to the beloved, kind-hearted "homeless mayor" of Silver Spring.

This rare triple-jurisdiction drawbridge passes through Virginia, Maryland, and Washington, D.C.

At this former Prohibition speakeasy, electric birds signaled the arrival of hooch.

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

Once a thriving business district, this former shopping area is now an urban ghost town in the heart of the city.

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

Giant acorn-shaped 19th century gazebo from which suburban Washingtonians gazed upon the original "silver" spring.

Baltimore's classic clock tower was once topped by a rotating, 20-ton medicine bottle.

Once America's tallest structure, now a Baltimore landmark.

The design of this historic domed church was influenced by Thomas Jefferson and intended as a statement of religious freedom.

Live data is transmitted from the Atlantic coast to instantly recreate the ocean waves in this fountain at the NOAA headquarters.

Two dozen pinball games hidden away inside a most unlikely location.

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

This bug-eyed water wheel uses the power of the Sun to clean up Baltimore Harbor.

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