The Washington Post

Sites Unseen

If you’re heading from D.C. to the mountains along the Shenandoah Valley, chances are you’ll be on or near Interstate 81, home of some classic roadside attractions.

The huge waterside complex has a lighthouse, Frederick Douglass' sister's home, and working shipwrights, too.

The museum seeks to personalize Monroe through scholarship, family heirlooms and examples of the great man’s excellent taste in furniture.

Must-see Federal, fully renovated in 1990s! This circa 1801, three-story + basement, red-brick charmer has seven BRs, 13 fireplaces, HUGE formal dining room, drawing room, study!

It's a 23-acre hybrid of Maryland history attraction and botanical garden.

No example of civic pride is too trivial for this modest museum.

Streetcar service in D.C. ended in 1962. Since then, the National Capital Trolley Museum has kept the flame alive.

The National Capital Radio & Television Museum captures the excitement of invention, and of using really old things that still work.

This empty shell of a once-grand 19th-century girls' finishing school is surprisingly fun to visit.

Enjoy these much-smaller four-sided pointy things, and take selfies with them.

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