After a long day of hiking the steep hills and terraced rice paddies of the mountains around Sa Pa, an all-natural herbal steam bath was just what my aching muscles needed. At Red Dao Spa, I was led into a small bath full of fragrant steam wafting from the large wooden tub. First, I washed down with some herb-infused water, a dark reddish color, and then sat in the warm water for a 20 minute soak. Try the true Dao’s spa at: Red Dao Spa: Ta Chai...