Monument Park at Yankee Stadium - Attractions - Baseball Life

46 years ago, Mickey Mantle got a spot in Monument Park -- which was in play in center field

Monument Park at Yankee Stadium - Attractions - Baseball Life

Yankees retire Paul O'Neill's No. 21 jersey, Cashman booed

What You Should Know About Visiting Yankee Stadium

Yankees Honor Mariano By Retiring #42 In Monument Park - CBS New York

September 21, 2008: The final game at Yankee Stadium – Society for American Baseball Research

Yankee Stadium: Monument Park - Retired Numbers - Babe Rut…

Tickets & Tours - Yankee Stadium, New York City - Viator

Yankee Stadium in New York - Tours and Activities

HALLOWED GROUND: Monument Park, New York Yankees Museum honor greatest players from most legendary team in sports - Sports Collectors Digest