The Byzantine, pre-Columbian, and medieval art at this stately mansion are some of the most under-appreciated collections in D.C.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

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

A historic neighborhood church is reborn as a psychedelic arts collective.

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

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

Franciscan monks created a facsimile of the Holy Land for North Americans who couldn’t afford the trip overseas.

This museum sits on the site of a decommissioned military communications base.

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

This ruined quarry once produced the distinctive red sandstone used for construction projects in Washington, D.C.

A museum dedicated to Latvian history in the heart of Maryland.

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