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.

Pan Am Railways GP9 puzzle, based on an original photo by Jeff J. Bray (photo copyright Jeff J. Bray -- used with permission). Photographed at Fairfield(Hinckley), Maine, January 20, 2018. Click here for more information about this photograph