by Dave Zeman
Northstar MP36PH-3C puzzle, based on an original photo by Dave Zeman (photo copyright Dave Zeman -- used with permission). Photographed at Coon Rapids, Minnesota, July 16, 2018.
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.