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.

Union Pacific ES44AC puzzle, based on an original photo by Robert L. Sartain (photo copyright Robert L. Sartain -- used with permission). Photographed at Cheyenne, Wyoming, August 16, 2021. Click here for more information about this photograph