Ballpark Quirks: Yankee Stadium's living museum in Monument Park - Sports Illustrated
Monument Park (Yankee Stadium) - Wikipedia
Monument Park (Yankee Stadium) - Wikipedia
Yankee Stadium (1923) - Wikipedia
Yankee Stadium - Wikipedia
Yankee Stadium - Wikipedia
Camden Yards - Baseball in Stadiums
The long and winding story behind Yankee Stadium's Monument Park
Yankee Stadium (1923) - Wikipedia