sentences:  It was the fifth time since 1984 that the city of Indianapolis had hosted the swimming and/or diving trials, and the city of Indianapolis has recently announced that the Natatorium will again host Olympic Trials for diving in 2016.The Natatorium was used as the trials site every four years from 1984 to 2000.In addition, the Natatorium building houses the IUPUI Recreation Program in the basement of the facility, including the state of the art Polaris weight room which was built in 1996.