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These are all Family-Friendly Attractions in Washington D.C.:Smithsonian National Museum of Natural History, Library of Congress, Smithsonian National Air and Space Museum, Smithsonian National Postal Museum, United States Botanic Garden

Some highly-rated Family-Friendly Attractions in Washington D.C. include:Smithsonian National Museum of Natural History:4.7, Library of Congress:4.9, Smithsonian National Air and Space Museum:4.6, Smithsonian National Postal Museum:4.8, United States Botanic Garden:4.7

The Family-Friendly Attractions in Washington D.C. are mainly located in:Smithsonian National Museum of Natural History:Washington D.C., Library of Congress:Washington D.C., Smithsonian National Air and Space Museum:Washington D.C., Smithsonian National Postal Museum:Washington D.C., United States Botanic Garden:Washington D.C.