"Washington (D.C.)" . . "Juvenile works"@en . . "Juvenile works" . . "Our Nation's capitol, Washington, D.C" . . . "Washington, D.C"@en . "A brief survey of Washington, D.C., its history, museums, government buildings, parks, hospitals and educational institutions."@en . . . . "Introduces the history and major attractions of the District of Columbia." . . . . "Our nation's capital, Washington, D.C" . . . "Our Nation's capital, Washington, D.C"@en . "Social studies."@en . . .