The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

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

According to local history, this cast-iron canine was nearly melted down for bullets during the Civil War.

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

This hidden treasure provides a charming access point along the south side of Baker Park.

This Georgian-style house built in 1746 is the oldest surviving structure in Bladensburg.

The oldest military monument in the United States.

Historic barracks utilized during both the Revolutionary War and the Civil War.

A winding district gerrymandered into the shape of a mantis.

The smallest covered bridge in Maryland.

Washed out by the Johnstown Flood in 1889, the surviving portion of the original two-span bridge now resides at Fishing Creek.

Built in 1815, the stabilized ruins of the grist mill and sawmill are now gated, but interpretive displays on the features and functions of the mill preserve its history.

Unannounced visitors are now welcome at the site of the largest Prohibition-era bootlegging operation in the region.

A total of 14 men held the title of "president" before George Washington—their historical legacies are enshrined in the lobby of a hotel.

FDR's Art Deco hospital tower was hopelessly inefficient.

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

One of the oldest active carousels in the country—but it might be missed by all but the keenest-eyed boardwalk strollers.

One artist’s scheme to expand museum viewing hours into the evening led to the illumination of an entire city.

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

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

An unusual sculpture, an interesting history, in a strange place, for a good cause.

A suburban museum tells the story of a historic transportation network and even provides rides in antique trolley cars.

The world's oldest continuously operating airport was founded by the Wright Brothers.

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