There are six levels each referred to as “Grade” or “Class” followed by a number. The scale is not linear, nor is it fixed. For instance, there can be hard grade twos, easy grade threes, and so on. The grade of a river may change with the level of flow. Often a river or […]
Post Tagged with : Choose a river, Rafting difficulty, River, River classification, River difficulty, River grade, River guide
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