Here's how the Pirates stacked up to the rest of Major League Baseball in attendance – WPXI
Urban Reinvention and the Ballpark: Baseball's Place in Pittsburgh's Urban Fabric — Thomas Bardenett
An Ode to PNC Park, the Gorgeous Ball Field of the Pittsburgh Pirates
PNC Park, Pittsburgh Pirates ballpark - Ballparks of Baseball
PNC Park: Home of the Pirates
PNC Park, Pittsburgh Pirates
MLB News: Pirates could share PNC Park with Blue Jays - Beyond the Box Score
Two state lawmakers want to audit Philadelphia and Pittsburgh sports stadiums – Pennsylvania Capital-Star
Three Rivers Stadium - history, photos and more of the Pittsburgh Pirates former ballpark