Winter Castle - Speedup Environment painting

Different method of painting than my usual one. Here i dont use any sketch, and basically dont have any idea what im doing :) at start. Starting out from rough shape block in, with the color palette i want to use. From there on just form little by little what i come up with. Will add detailed steps in the info little bit later. (to be edited) Full ress image - Music by : Hans Zimmer, Thomas Bergersen and Two Steps from Hell (appologies for the narrowed ratio. s