Washington Nationals Ballparks History
Nationals Park - Wikipedia
MLB stadium dimensions: Outfield walls, ranked - Sports Illustrated
The evolution of MLB ballparks
Ballpark Quirks: Nationals Park's nods to Washington D.C. history - Sports Illustrated
Minute Maid Park and the Strangest Stadium Quirks in Sports, News, Scores, Highlights, Stats, and Rumors
Things to See and Do in the Washington, D.C. Metro Area: 10 fun facts about Nationals Park
RFK Stadium - history, photos and more of the Washington Senators and Nationals former ballpark
Nationals Park, baseball stadium, Washington, D.C. - original digital file