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.

Buffalo & Pittsburgh GP40 puzzle, based on an original photo by Joseph Cermak (photo copyright Joseph Cermak -- used with permission). Photographed at Union City, Pennsylvania, August 15, 2022. Click here for more information about this photograph