As day trips go, this one is spectacular. You arrive by water with views of the Golden Gate Bridge and the entire Bay. There’s hiking, biking and barbecuing. And it all starts with one charismatic sea ...

From public art installations and panoramic views to beachside strolls and birdwatching, the islands of the San Francisco Bay offer abundant joys to explore on foot. Here’s where to go. Bair Island in ...