What building, at one time, housed the MLB Astros, NFL Oilers, NBA Rockets and hosted the UCLA Bruins men's basketball team when they won the Championship in 1971?
Astrodome:  It served as home to the Houston Astros of Major League Baseball (MLB) from its opening in 1965 until 1999, and the home to the Houston Oilers of the National Football League (NFL) from 1968 until 1996, and also the part-time home of the Houston Rockets of the National Basketball Association (NBA) from 1971 until 1975.
i don't know