Step #1
First commence the tutorial by making square & rectangle.
Step #2
Draw outline for rocks.
Step #3
Draw rocks.
Step #4
Enhance rock with small rocks.
Step #5
Make some shape of triangle and squres.
Step #6
Make another shapes on top left side
Step #7
Draw outline for some other shapes on middle left side.
Step #8
Make lower left area.
Step #9
Draw corner area
Step #10
Make right corner area.
Step #11
Draw left slightly corner area.
Step #12
Enhance top area.
Step #13
Make right side area of Machu Picchu
Step #14
Make stairs and enhance left side area.
Step #15
Enhance whole Machu Picchu.
Step #16
Finally, make necessary improvements to finish.