Gene C. Reid Park

Gene C. Reid Park is a 131-acre urban park in central Tucson, Arizona that includes a 9,500-seat baseball stadium, an outdoor performance center, two man-made ponds, public pools, and a 24-acre zoo along with playgrounds, gardens and picnic areas. The park occupies the western third of a 480-acre parks and recreation complex established in 1925 as Randolph Park which additionally includes two 18-hole golf courses, a tennis and racquetball facility, and an indoor recreation center. A 2-mile loop of paved multi-use trails follows the edge of the park, connecting with another 2.5 miles around the Randolph golf and recreation centers.

Source: Wikipedia