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.

GATX Rail Locomotive Group (GMTX) GP38-2 puzzle, based on an original photo by Nathan Sloski (photo copyright Nathan Sloski -- used with permission). Photographed at Canaan, Connecticut, September 1, 2019. Click here for more information about this photograph