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.

BDZ - Bulgarian Railways Skoda 68E puzzle, based on an original photo by Michael Wenzel (photo copyright Michael Wenzel -- used with permission). Photographed at Varna, Bulgaria, September 9, 2018. Click here for more information about this photograph