To maximize your puzzling space, click on the Maximize button in the lower right corner of the puzzle screen for fullscreen mode. Click on it again to return to normal mode.

For more tips, see the Online Puzzle Tips page.

Southern Pacific Railroad GP9 puzzle, based on an original photo by Drew Jacksich (photo copyright Drew Jacksich -- used with permission). Photographed at Campbell, California, November, 1991. Click here for more information about this photograph