Credit: The U.S. Mint unveiled a commemorative coin Monday, featuring the likeness of George Washington in celebration of the nation's 250th anniversary.

Revolutionary War quarter honors nation’s founding father

America 250: How the internal combustion engine transformed modern warfare

Giant bison statues displayed at Smithsonian Museum of Natural History

America 250: Federal hiring, “out of many, one” 

America 250: Museum exhibit redefines what “home” really means

US Mint can begin producing Trump commemorative gold coin after arts commission approves design