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.

Illinois & Midland Railroad GP38-3 puzzle, based on an original photo by Craig McGregor (photo copyright Craig McGregor -- used with permission). Photographed at Creve Couer, Illinois, April 3, 2016. Click here for more information about this photograph