by Steve Ellis
Kennecott Copper Corp. GP38-2 puzzle, based on an original photo by Steve Ellis (photo copyright Steve Ellis -- used with permission). Photographed at Smelter, Utah, March 16, 2023.
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.