Unless you are adventurous, do not even attempt to travel by public bus. It is only a few American cents for the journey, but they are unbelievably crowded, very slow, and air conditioning is non-existent. The exception is the double-decker bus, which runs up and down HuaihaiR, a main thoroughfare. These buses, imported from Hong Kong, are a good way of seeing the sights of the old French Concession Area. more