603 Mason St
San Francisco, California 94129

Calling all seaside sleuths and dirt detectives! There's a mystery to be solved in your National Park by the bay. Think you have what it takes to unlock the secrets of Crissy Field? Well, grab a magnifying glass and get down to the Warming Hut. You fill find a booklet that describes your mission and directs you down the Mystery Trail in search of the first clue. There are nine clues all together. Can you find them all? Take the Crissy Field Mystery Trail Challenge, unlock its secrets and claim your prize!

Added by wordsinitalics on September 25, 2007