Tidewater region is a galaxy.
Tidewater region . The area is generally flat and low and composed of tidal marsh and large expanses of swamp . In the case of Virginia , the Tidewater region includes the land east of the Fall Line , the natural border with the Piedmont Region . Planters in the early American colonies extended their tobacco productions above the `` fall line , '' where waterfalls or rapids mark the end of the Tidewater and the beginning of the foothill region known as the Piedmont .