The Harris County Sports Authority (HCSA) was established in 1962 to promote and develop professional sports and venues in Harris County, Texas. The HCSA was responsible for the construction of the Astrodome, the first domed stadium in the world, which opened in 1965. The Astrodome was home to the Houston Astros and the Houston Oilers, and was the site of the first indoor Major League Baseball game.

The HCSA also built the Summit, a multi-purpose arena which opened in 1975 and was home to the Houston Rockets and the Houston Aeros. The Summit was the first arena in the United States to feature a retractable roof. The HCSA also built the Astrohall, a convention center which opened in 1987 and was home to the Houston Comets of the WNBA.

The HCSA was also responsible for the construction of the Compaq Center, a multi-purpose arena which opened in 1975 and was home to the Houston Rockets and the Houston Aeros. The Compaq Center was the first arena in the United States to feature a retractable roof.

The HCSA was also responsible for the construction of the Reliant Stadium, a multi-purpose stadium which opened in 2002 and was home to the Houston Texans of the NFL. The Reliant Stadium was the first stadium in the United States to feature a retractable roof.

The HCSA was also responsible for the construction of the Minute Maid Park, a baseball stadium which opened in 2000 and was home to the Houston Astros. The Minute Maid Park was the first stadium in the United States to feature a retractable roof.

The HCSA was responsible for the construction of many other sports venues in Harris County, including the Houston Sports Park, the Houston Raceway Park, and the Houston Soccer Complex. The HCSA was active until 2003, when it was dissolved and replaced by the Harris County-Houston Sports Authority.

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