The Golden State Warriors’ pursuit of the Chicago Bulls’ record for regular season wins captivated the basketball world, as did the Warriors’ record-setting win streak to open the same season. Fans marveled, just as they had in earlier years as Michael Jordan, Kareem Abdul-Jabbar, and Wilt Chamberlain set records that some fans consider unbreakable. Here are pro basketball’s greatest records and the stories of the teams and players who have held, chased, and broken them.