White-water rafting opportunities can range from lighthearted, family-friendly fun to death-defying adventure. But no matter the intensity, nice weather and stunning scenery guarantee a good time. Leisurely rapids are categorized as Grade I and require little-to-no maneuvering, while rapids classified at Grade VI are deemed impossible to navigate—pick your level of challenge.
Snake River, Jackson Hole, Wyoming
Lewis and Clark tried and failed to navigate the turbulent rapids of Snake River, whi...