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.

Housatonic Railroad GP35 puzzle, based on an original photo by Nathan Sloski (photo copyright Nathan Sloski -- used with permission). Photographed at New Milford, Connecticut, June 2, 2019. Click here for more information about this photograph