Cangzhou is located in the smooth littoral plain.Along the Bohai Bay, there is a large area of reed wetland, which has become a gathering place for over 200 kinds of migrant birds.

• 沧州是地势平坦的滨海平原，保持着良好的生态环境的多处湿地及硕大的苇海，是200多种候鸟的迁徙停留地。