2015 United States Mint America the Beautiful Quarters Proof Set. 5 Coins Inside in Original Government Packaging. The five proof finish quarters in this year’s set bear reverse (tails side) designs honoring Homestead National Monument of America (Neb.), Kisatchie National Forest (La.), Blue Ridge Parkway (N.C.), Bombay Hook National Wildlife Refuge (Del.), and Saratoga National Historical Park (N.Y.). The obverse (heads side) of each coin features John Flanagan’s 1932 portrait of George Washington.