Whitewater · Sun Kosi RiverWhitewater rafting & kayaking, Sun KosiEXPERTRisk: HIGHUSD Multi-day expedition ~5…A multi-day, remote Grade 4–5 river descent nicknamed "the river of gold" — up to a week of sustained big-volume rapids through Himalayan foothill gorges with no road access for long stretches, camping on riverside beaches between rapids.View details