This hike will be physically challenging for people who don't hike often, and tiring for active people. Difficulty 3 can have some of the following attributes: The path may be difficult to follow in some places The path could go through challenging parts of a river with deep or fast water. There may be elevation gain over 250 meters (less than 500 meters) Many parts of the path may be steep with guide ropes Or it may take up to two hours to reach the destination. Safety gear such as helmets and lifejackets are required for routes that go into the rivers. Please check the maps for more details. Water levels can be elevated after a heavy rain. Please check the weather forecast before going out, and also if there have been heavy rains without the past few days.