Roadside Geology of Maryland, Delaware, and Washington, D.C.

From the sandstone ridges and shale and limestone valleys of western Maryland to the sand dunes and tidal estuaries on Delaware�s coast, Roadside Geology of Maryland, Delaware, and Washington, D.C., steers you to some of the best geologic features found inside and outside the Beltway. Thirty-five road guides discuss the landforms and rocks visible from a car window, along bike paths, and at nearby waysides and parks, including Chesapeake & Ohio Canal National Historic Park, Assateague Island National Seashore, Rock Creek Park, and Cape Henlopen State Park.