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.

Mass Coastal Railroad GP28 puzzle, based on an original photo by Michael St. Louis (photo copyright Michael St. Louis -- used with permission). Photographed at Berkley, Massachusetts, June 18, 2018. Click here for more information about this photograph