California Sundown Towns (North to South) Shortly after WWII, a realtor suggested that all of the San Francisco Peninsula except the city itself should be sundown towns, off limits to Asian and African Americans. Many towns already were, but the movement didn't succeed. Much more work needs doing to confirm or disconfirm these towns. Some of these kept out Asians first, then African Americans. More work needs doing to confirm or disconfirm these towns.