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.

Rapid City, Pierre, & Eastern SD40-2 puzzle, based on an original photo by Robert M. Ball (photo copyright Robert M. Ball -- used with permission). Photographed at New Ulm, Minnesota, April 10, 2018. Click here for more information about this photograph