Kayaking's the use of a kayak for moving across water. Kayaking's generally differentiated from canoeing by the sitting position of the paddler and the number of blades on the paddle. A kayak's defined by the International Canoe Federation (the world sanctioning body) as a boat where the paddler faces forward, has their legs in front of them, and uses a double bladed paddle. Almost all kayaks have closed decks, however, there're many sit-on-top kayaks, and these boats are growing in popularity.… (More on Kayaking)