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.

Norfolk Southern F9(A) puzzle, based on an original photo by Chase Gunnoe (photo copyright Chase Gunnoe -- used with permission). Photographed at Naugatuck, West Virginia, June 21, 2017. Click here for more information about this photograph