Complex sentence: Considered a landmark, it was the home stadium for the Miami Hurricanes college football team, and the professional Miami Dolphins for their first 21 seasons, until the opening of Joe Robbie Stadium (now Hard Rock Stadium) in nearby Miami Gardens in 1987.
Split into simpler sentences: Considered a landmark, it was the home stadium for the Miami Hurricanes college football team. It also hosted the professional Miami Dolphins for their first 21 seasons, until the opening of Joe Robbie Stadium (now Hard Rock Stadium) in nearby Miami Gardens in 1987.