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.

Amtrak P42DC puzzle, based on an original photo by Andrew Bryant Futrell @DarkSkyHunter (photo copyright Andrew Bryant Futrell @DarkSkyHunter -- used with permission). Photographed at Raleigh, North Carolina, August 21, 2018 Click here for more information about this photograph