#1.
12185 Darnestown Road, North Potomac, Maryland 20878, USA

#2.
8600 Rockville Pike, Bethesda, MD
Largest medical library in the world; historic/rare book department, exhibits and tours. More on Search.visitmaryland.org
Our facility is the world's largest medical library, and along with having a fascinating and valuable collection of manuscripts and other treasures, in recent years we have produced successful exhi... More on MuseumStuff.com

#3.
Rockville, Md
The Beall-Dawson House is a restored 1815 Federal style home furnished in period. The daily life and cultur... More on PlanetWare
The docents make an obvious effort to look as though they come from the period, and the place is beautifull... More on Yahoo! Travel

#4.
12243 Darnestown Road, Gaithersburg, MD 20878
Little Sprouts Playtime Center is an indoor playground that offers a variety of classes (and camps) in addition to open play time. Classes include music and movement, arts and crafts, cooking, and ... More on GoCityKids
We attend the music and movement classes and my toddler finds them to be quite enjoyable. The activities are dynamic and include the right mix of sitting still and being silly (marching with instru... More on GoCityKids

#5.
12535 Milestone Manor Lane, Germantown, Maryland 20876
This historic home, built in the late 18th century, offers self-guided tours and a research library. The Waters House was built in three parts, the oldest dating to the mid-1790s. Basil Waters (176... More on Heritage
The Montgomery County historical Society's up-county history resource center features changing exhibitions on social history ... More on Search.visitmaryland.org

#6.
206 E. Market St., Leesburg, VA 20176
A history and genealogy library owned and operated by the Town of Leesburg. Collections focus on Loudoun County, regional and Virginia history, genealogy, military history with special emphasis on ... More on VisitLoudoun.org
A history and genealogy library owned and operated by the Town of Leesburg. Collections focus on Loudoun County, regional and Virginia history, genealogy, military history with special emphasis on ... More on Virginia.org

#7.
3610 Old Lee Hwy., Fairfax, Virginia
Inscription. A family farm, a Civil War encampment site, and a country home, Historic Blenheim now welcomes... More on HMDB
It is free to visit, and there are free guided tours led by volunteers. More on TripAdvisor

#8.
800 7th St Nw, Washington, DC 20001, USA
'Jefferson Pier', 'Jefferson Stone', or the 'Jefferson Pier Stone', in Washington, D.C., marks the second prime meridian of the United States even though it was never officially recognized, either ... More on Wikipedia
ONLY THE LONG SLICE: I have gone mad over the lemon pound at Starbucks. Once or maybe even twice a week I must stop in and buy two long slices. I always say Im going to eat the other later and POOF... More on Yahoo! Travel

#9.
101 Independance Avenue, S.E., Washington, DC, 20540

#10.
217 Edwards Ferry Road, Leesburg, Loudoun County, Virginia
In 1941 Gen. George C. Marshall and his wife Katherine bought Dodona Manor, an early-19th-century manse, w... More on Frommers
Wonderful place for photos. Great place for a picnic. Great staff. Lots of history. Cheap date ... More on TripAdvisor
