Hamilton County, Ohio is located in the southwestern corner of the state and is home to the city of Cincinnati. The county was founded in 1790 and was named after Alexander Hamilton, the first Secretary of the Treasury.

The county has a rich history of professional sports and venues. The Cincinnati Reds, the oldest professional baseball team in the United States, have been playing in the county since 1869. The team has won five World Series titles and is the only team to have won the World Series in both the American and National Leagues. The Cincinnati Bengals, a professional football team, have been playing in the county since 1968. The Bengals have won two division titles and have made two Super Bowl appearances.

The county is also home to the Great American Ball Park, which opened in 2003 and is the home of the Cincinnati Reds. The park has a capacity of 42,319 and features a variety of amenities, including a restaurant, a museum, and a team store. The Paul Brown Stadium, which opened in 2000, is the home of the Cincinnati Bengals. The stadium has a capacity of 65,515 and features a variety of amenities, including a restaurant, a team store, and a museum.

The county also has a variety of other professional sports venues, including the Cincinnati Gardens, which opened in 1949 and is the home of the Cincinnati Cyclones, a professional hockey team. The county also has a variety of minor league teams, including the Dayton Dragons, the Florence Freedom, and the Hamilton Joes.

Hamilton County has a rich history of professional sports and venues, and has been home to some of the most successful teams in the United States. The county is home to the Cincinnati Reds, the Cincinnati Bengals, and a variety of other professional sports teams and venues.

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