Step #1
Draw a rectangle.
Step #2
Draw two vertical rectangles.
Step #3
Draw a square, a rectangle & three lines.
Step #4
Draw a square.
Step #5
Draw outlines for two pillars.
Step #6
Draw door & its top.
Step #7
Draw a pillar & a rectangle as shown.
Step #8
Draw a pillar & draw a square over it.
Step #9
Draw triangle shape & small shape for windows as shown.
Step #10
Draw the boundaries.
Step #11
Draw the pillar's boundaries.
Step #12
Draw the triangle & small shapes for windows.
Step #13
Draw pillar & door for the first floor.
Step #14
Enhance the drawing as shown.
Step #15
Draw the triangle and windows as shown.
Step #16
Draw flags & windows as shown.
Step #17
Make necessary improvements to finish the drawing.