The newly transformed Hyatt Regency Mission Bay Spa and Marina is the ultimate place to take full advantage of the San Diego weather and the marine paradise of Mission Bay.
The only hotel in San Diego with multiple water slides, you’ll delight in a water playground with three new pools, waterfront health club, and a full-service marina with jet skis, sailboats, kayaks, sports fishing and whale excursions. Plenty of family friendly activities and our close proximity to Sea World makes us the ideal family destination.
The StayFit fitness center features the latest in Life Fitness cardio and strength-training equipment. Open 24 hours for hotel guests, StayFit will satisfy all of your workout needs. A fitness concierge is on hand to assist you in acquiring any gear you may need, including exercise wear, detailed maps of outdoor running and walking trails, as well as GPS watches.

source