First go to Filter » Distort » Lens Correction. In changing the perspective, the picture becomes more interesting. Change your settings to mine: [показать]
Now we want to make the picture look slightly vectored, but not too much. Go to Artistic » Filter » Cutout and change your settings to mine: [показать] Set this layer to Lighten
Go to Layer » New Adjustment Layer » Color Balance and match your settings to mine: Midtones [показать] Shadows [показать]
For the final coloring, go to Layers » New Adjustment Layer » Channel Mixer. Voila! You’re done! [показать] [показать] [показать]