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.

DSB Danish State Railways puzzle, based on an original photo by Bruno Dietliker (photo copyright Bruno Dietliker -- used with permission). Photographed at Copenhagen, Denmark, June 18, 2019. Click here for more information about this photograph