: The city is home to the Smithsonian Institution , the Library of Congress , and numerous museums and galleries. Key Themes for Study
: Unlike many older cities, Washington, D.C. was expressly planned as a national capital. It was designed by the French engineer Pierre-Charles L’Enfant. : The city is home to the Smithsonian
: Notable sites include the Lincoln Memorial , the Jefferson Memorial , and various war memorials. the Library of Congress