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.

Los Angeles Metropolitan Transit Authority (LAMTA) P2550 puzzle, based on an original photo by Entre Durmientes (Mauro C.) (photo copyright Entre Durmientes (Mauro C.) -- used with permission). Photographed at Los Angeles, California, October 21, 2017. Click here for more information about this photograph