This heritage rail line meanders through Delaware’s Red Clay Valley.

She stares out across six lanes of traffic, clutching a musket and infant with determination.

This grand gothic brewery has been pumping out suds for over a hundred years.

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

Surrounded by traditional homes, this Tolkien-esque dwelling stands out on a quiet street in suburban Maryland.

Northern Virginia’s iconic Vietnamese shopping center.

A girls' boarding school inspired by the Chicago World's Fair, once abandoned, now restored to strange and scenic glory.

One of the last mosaic tile facades found in the city.

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

This beloved Baltimore spot features caged dolls, a giant Pez collection, and many, many mannequins.

The remnants of a wooden-hulled fleet built and abandoned in WWI, now home to a thriving ecosystem.

This pub was 238 years old when it decided to revamp its image: It started serving Thai food.

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

A brass and marble scale model of the solar system embedded in the concrete.

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

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

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

A gorgeous mural outside a beloved D.C. restaurant pays homage to famous Black Americans.

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

This restaurant has been a haven for D.C.'s LGBTQ community since the 1950s.

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.