04/12/2012 02:51 pm ET

Did Camden Yards Save Baseball? MLB's Most Important Stadium Turns 20

Remember those monstrosities known as multipurpose stadiums, and the dark days when they ruled the earth? Remember that awful era when baseball was infested with these drab concrete doughnuts, soulless places such as Three Rivers Stadium in Pittsburgh, or Veterans Stadium in Philadelphia, or Candlestick Park in San Francisco, or Shea Stadium in New York?

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