What is wrong with this picture?

This picture seems to have been taken from a beautiful place. However, something is wrong and weird in this picture and it may confuse you.

A man can be seen crossing a bridge. He can be seen holding a stick. The area seems to be pollution-free, as the sky is clear and blue and the river is clean with no garbage. The tree and grass are bright green.

Can you spot what is wrong in this picture?

Answer: You can see a river at one side of the bridge but there is no river on the other side of the bridge.