PresidiGo Shuttle - Your Free Ride To and Around the Presidio The free PresidiGo Shuttle system features three routes. PresidiGo Downtown offers service between the Transbay Terminal, Embarcadero BART, and Union Street/Van Ness Avenue and the Presidio. Some trips require a PresidiGo Pass.Two Around the Park routes – Presidio Hills and Crissy Field - serve more than 40 destinations within the Presidio. Many stops are within a short walking distance from MUNI or Golden Gate Transit bus lines. All routes run daily and begin and end at the Presidio Transit Center.