The Huangpu River cuts across Shanghai city, dividing it neatly into two. The western sector or Puxi is home to the old walled city and most of the historical tourist attractions. The eastern sector Pudong is a recent development of the last few decades and is the new business district boasting many awesome glass and steel towers, soon to be joined by another, the simply named Shanghai Tower.  A typical day cruise will take you around the lower reaches of the river where you can catch a glimpse of the life blood of Shanghai, the flow of goods between the port and the industrial heartland.   The Huangpu River is spanned by the several suspension bridges, under which flow an endless stream of coastal and river vessels in both directions. Cruise the river on a resplendent floating palace with twin-dragon bows, or something more this century in steel and glass. Cruising past the futuristic Oriental Pearl Tower. The promenade lined with skyscrapers of the new busi