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.

Metro-North Railroad Siemens SC42-DM puzzle, based on an original photo by Christopher Gore (photo copyright Christopher Gore -- used with permission). Photographed at Croton-on-Hudson, New York, September 22, 2025. Click here for more information about this photograph