At Google image search
You can't legally
yes
from free sites
Numerically it's Avatar but this is probably not the case once you take inflation into account.
Avatar Hollywood Movie wallpapers http://wallpapers99.comI
At Google image search
You can't legally
yes
yes
of coarse either Avatar or Sherlock Holmes.
from free sites
Avatar has entered record books as the highest grossing movie of all time. Avatar has collected Rs 67 crore, making it the second-biggest Hollywood film ever in India after 2012. It released with only 45 prints
Search Engines...Google: Movie name + free download.Eg. This is a movie name free download
The total budget for the movie was supposedly between $250 to $300 million or more. $ - United States Dollar.
yes
check out - www.wallpaper4all.com