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.

Delaware, Lackawanna & Western F3(A) puzzle, based on an original photo by Matt Thomas (photo copyright Matt Thomas -- used with permission). Photographed at Spencer, North Carolina, May 30, 2014, Click here for more information about this photograph