3 point perspective drawing

one of our final drawing projects
the size of this drawing is 24x36 inches
we have to create an imaginative cityscape

line drawing

value applied on bottom of everything....

the end....

i don't know.....i think it could be better....
cuase actually i like the line drawing better than this final one
I'll see what professor say...
I wish I could've made something as awesome as Tim's drawing...