The state of Maryland is home to two major rivers, the Potomac and the Susquehanna. The Potomac River is 7 letters long and flows through Washington D.C. and Virginia before entering the Chesapeake Bay in Maryland. The Susquehanna River is 11 letters long and is the longest river on the East Coast of the United States. It begins in New York and flows through Pennsylvania and Maryland before emptying into the Chesapeake Bay.