Local AttractionsOverview C&O Canal ** Golf John Poole House ** Outdoor Activities Poolesville Museum ** Seneca Schoolhouse Museum ** Sugarloaf Mountain White’s Ferry ** ** Historic Site ___________ More Things to Do… Events Parks Agritourism Seniors Visiting Poolesville Seneca Schoolhouse Museum A Tour of History Located 5 miles south of Poolesville is an 1866, 1-room school built of Seneca sandstone. It is administered by the Historic Medley District, Inc. Visit Historic Medley Website for more info Seneca Schoolhouse Museum