Two rivers: the Yangtze River and the Han River.
Three towns: Hankou, Wuchang and Hanyang.
Four Bridges and Five Lakes, nothing specific, was written by Han Ma when she was "one city, two rivers, three towns, four bridges and five lakes". At that time, Han Ma's route was:
Four bridges: Qingchuan Bridge, Yangtze River Bridge, Hu Sha Bridge and Shuanghu Bridge.
Five lakes: Moon Lake, Lotus Lake, Husha Lake, Fruit Lake and East Lake.