Search for the Steamer San Rafael
If you haven't seen this on OpenExplorer yet, Eric has been hard at work trying to track down information on the Steamer San Rafael, which sank near Alcatraz in the SF Bay. You can read more about the search for the wreck, and follow along if you'd like to join us on this expedition:
https://openexplorer.com/expedition/insearchofsteamersanrafael5