Tourists and even locals sometimes miss one of the most historic and colorful free outdoor attractions in San Diego when they drive over the Coronado Bay Bridge to visit the sandy shores of Coronado.  Underneath the pre-stressed concrete and steal of the bridge lies Chicano Park, home to one of the largest collections of outdoor murals in the United States.  The vibrant murals are not just colorful artwork, but all have a meaningful message of Chicano Pride and the Hispanic history of oppressio...