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.

BNSF Railway GP39-2 puzzle, based on an original photo by Mike Bates (photo copyright Mike Bates -- used with permission). Photographed at Irving, Texas, November 18, 2020. Click here for more information about this photograph