Take a look at our Instagram Highlights from Alcatraz Island. On our second trip to San Francisco we made sure to do one thing really early... secure tickets for a BOAT TRIP over to Alcatraz Island. We purchased our tickets online 3 months before our scheduled trip. ... Why so early? Well on our first trip years ago to San Francisco, we went to the Alcatraz boat and landing dock looking to take the tour AND >>> they were sold out, completely sold out of EVERY Boat Trip / Isla