Diridon Station , which also serves Amtrak and the Altamont Commuter Express and then a second trip from the 4th and King St Terminal to San Carlos . You can find all of the photos at the following link. http://acm.jhu.edu/~sthurmovik/Railpics/10-03-01_CALTRAIN_III/-Thumbnails.html Also if you want to keep track of where things are a