Delaware is known as the "First State," because it was the first of the original thirteen colonies to ratify the U.S. Constitution. Although Maryland is small, it is known for the rivers, bays, and creeks that feed into the Chesapeake Bay, as well as sandy beaches, forested plateaus, and mountains. The nation's capital city, Washington, is located in the District of Columbia; it is known for its many monuments and museums, as well as for its critical...