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.

Crossrail 185 puzzle, based on an original photo by Paulo Pires (photo copyright Paulo Pires -- used with permission). Photographed at Oberwesel, Germany, May 26, 2018. Click here for more information about this photograph