by Sid Vaught
Terminal Railroad Association of St. Louis GP38-3 puzzle, based on an original photo by Sid Vaught (photo copyright Sid Vaught -- used with permission). Photographed at Granite City, Illinois, October 4, 2014.
Click here for more information about this photograph
The "Easy" version of the puzzle has about 100 pieces, "Medium" has about 200 pieces, "Hard" is about 300 pieces. For the Online puzzles, see the Online Puzzle Tips.