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.

Kansas City Southern Railway GP22ECO puzzle, based on an original photo by David Hawkins (photo copyright David Hawkins -- used with permission). Photographed at Dallas, Texas, August 7, 2018. Click here for more information about this photograph