Operation Plowshare occurred in what US state?
Sedan Crater Sedan Crater is the result of the Sedan nuclear test and is located within the Nevada Test Site, 12 mi southwest of Groom Lake, Nevada (Area 51). The crater was listed on the National Register of Historic Places on March 21, 1994. The crater is a man-made object that can be seen from earth orbit with the unaided eye.
Chesapeake Bay The Chesapeake Bay ( ) is an estuary in the U.S. states of Maryland and Virginia, lying inland from the Atlantic Ocean and surrounded to the west by the North American mainland and to the east by the Delmarva Peninsula. It is the largest estuary in North America. With its northern portion in Maryland and the southern part in Virginia, the Chesapeake Bay is a very important feature for the ecology and economy of those two states, as well as others. More than 150 major rivers and streams flow into the Bay's 64299 sqmi drainage basin, which covers parts of six states (New York, Pennsylvania, Delaware, Maryland, Virginia and West Virginia) and all of Washington, D.C.