As someone who does manips I greatly appreciate very high quality pics of Spike and Xander and in all my years of trawliing the Net I have yet to come across a better place than Pretty As A Picture. http://dana.thedudes.nu/gallery/
This amazing site covers BTVS and Ats promotions, events, screeencaps, films etc and for those who want them it also covers the likes of SPN, Bones, Criminal Minds etc. It can be reached through Screencap Paradise which is on BC's own recs page.
For body bases I am delighted to say the amazing Icyhot Hunks is back! (Be warned NC17 content) http://hunkforo.com/