I put Drizzlecombe at the top of my list as I have visited it so many times and never tire of it. I have named the complex as it is too hard to differentiate as everything is so close together it has to be taken as one site.
http://www.themodernantiquarian.com/site/1371/drizzlecombe_megalithic_complex.html
The others in no particular order are Assycombe Row.
http://www.themodernantiquarian.com/site/5285/assycombe_hill.html
and Scorhill Circle.