It's not bad, tho some blockyness on 1, 2, and 3. id rate it 6/10 goodjob.
I liked them, expecially 1 and 4.
i use to think extended looked ugly.. but now i start seeing the beauty...
very nice!
Pretty good, but simple. And you used a mirror. Yuck.
Work on making your cliffs more natural looknig now. If it looks the same in one place for too long it isn't worth it.