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

A rotating cast of guys and dolls in front of a Washington, D.C. building.

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

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

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

Enormous piles of historically significant stones, dumped by Congress in a forest, and abandoned for 60 years.

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

An abandoned church gets a second life as a massive beer hall and event space.

This Asian-inspired tower in a lush urban park provides spectacular panoramic views of Baltimore.

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

The site where Poe “in great distress, and ... in need of immediate assistance” likely died.

This simple convenience store sits on the location where the Ouija board was named—and has a plaque to prove it.

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

One of the oldest anatomical theaters in the U.S. still in use was once the site of an infamous cadaver riot.

The childhood home of the Sultan of Swat is just a line drive away from Oriole Park at Camden Yards.

At the birthplace of American railroading, a world-class collection of historic trains.

The trials and tribulations of marking Poe’s grave.

This relic is one of the last survivors of the earliest eras of the American railroad.

This monumental sculpture that welcomes visitors to Bethany Beach is a tribute to a regional Nanticoke Indian Tribe leader.

What if the Fountain of Youth was actually found in Delaware? One historic coastal town believes it to be true.

The historic home still shows the scars from a little run-in with the British in 1813.

This controversial reel is an artifact of the largest fish processing plant in the country, and a symbol of Delaware's integration.

Sip colonial-era cocktails at this monthly recreation of a 1740 watering hole.

Designed to commemorate the founding of the first settlement in Delaware.