<http://schema.org/description>
"Baltimore, Maryland, the largest city in the state. It is on the Patapsco River, about 10 miles (16 km) from Chesapeake Bay, and 35 miles (56 km) northeast of Washington, D.C."^^<http://www.w3.org/2001/XMLSchema#string>
<http://geography.howstuffworks.com/united-states/geography-of-baltimore.htm>