The Feather River express ran today from Emeryville CA to Portola for their Railroad Day event with 14 private cars. It will return on Sunday to Emeryville with the WP 2001 leading the train down the Cayon.
Checks out some of the pictures.
http://s806.photobucket.com/albums/yy345/Trainsforyou/RocklinRails/?albumview=slideshow