The Fitness Center at San Antonio Marriott Rivercenter on the River Walk

"The Marriott Rivercenter is a large, business-oriented hotel that also caters to leisure travelers looking for comfortable accommodations and a solid array of features, including an indoor/outdoor pool and spacious fitness center"

"Health facilities on the lower level include an indoor-outdoor pool, a whirlpool, saunas and a good-sized fitness center"