It looks fake to me. It is done by software?
We listen. We try harder.
It is a real picture I took and stitched.
Then you can create the effect with photoshop or tiltshiftmaker.
Here is the initial picture :
Concerning tiltshiftmaker, it says : "Tilt-shift miniature style photos are pictures of real-life scenes that are manipulated to look like model photographs."
Create that same effect on photoshop : Tilt-Shift effect tutorial