...
Transformation Tree

It's very simple, there's a sky:

(this is flopped, left to right)

 

A tree:

.

 

...and that's it.

 

When i thought about handcoloring this, and did a P'shop sketch?...

No, it just ain't happening.

 

 

I tried another one, digtally. Here's the B&W:

 

Driftwood Face

 

Here's one way to handcolor it:

This is a bit crude/quickly done... but the idea is there.

I could also color just around the eyes, 'spot coloring' is the term: