Mission Bay

San Diego Mission Bay is the largest man-made aquatic park in the country. It covers 4,235 acres, about 46 percent land and 54 percent water.

The land portion of Mission Bay is made up mainly of public parks, beaches with fire rings, pathways, resorts, landings, marinas, and recreation, aquatic, and water sports centers, and SeaWorld.

The list goes on and on of Mission Bay activities: Watersports, picnicking, camp fire, walking, jogging, rollerblading, bike riding, eating, camping and kicking back. There are places where you can fly a model airplane or race a model yacht.

You also have Mission Beach, Belmont Park, and the Pacific Ocean nearby, if that's your mood.