O-Puzzle Series #9 Find the 10 differences. Difficulty level: Hard . Map No. 2 is oriented in the opposite direction to Map No. 1. This increases the challenge. An additional challenging question: One of the maps contains an error in the depiction of a map symbol. Identify this error. The answers are provided below. O-Puzzle Answers: Answers, the second vertion (the maps oriented in the same direction) answer to the additional question: symbol "409 Vegetation: walk, good visibility" must be orientated to the north https://omapwiki.orienteering.sport/symbols/409-vegetation-walk-good-visibility/ Visit our Facebook group Orienteering Technical Training Also, see my O-Book for advanced runners, which is available in 8 languages. Aleksandr Alekseyonok, March 3, 2025