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.

Bessemer & Lake Erie Railroad SD40T-3 puzzle, based on an original photo by Matt Coffin (photo copyright Matt Coffin -- used with permission). Photographed at Deloit, Iowa, October 3, 2018. Click here for more information about this photograph