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.

Russian Railways TEP70BS puzzle, based on an original photo by Aleksei Zadonskii (photo copyright Aleksei Zadonskii -- used with permission). Photographed at Gubkin, Belgorod Region, Russia, June 11, 2016. Click here for more information about this photograph