Game Sprite Archive - Sprites for the following systems - NES, SNES, Genesis, 32X, PSX, Neo Geo and arcade. The cool part is that these are animated sprites.
Gamer's Super Store - Good place to go meet your gaming needs.
JoseQ's Emuviews - For up to the minute news and rumors, go to this site.
Nintendo Domain - Another great NES site on the web. I always send my scans to this site.
Nintendo Garage Sale - If you want to buy some games for the nes, this site rules.
Retrogames - The most comprehensive and best emulator news site on the web.
Ultimate Game Gurus - This really great site has codes/walkthrus/previews and of course downloads. If you are a real gamer go check out this site!
Video Game Land - Cool website that has some great info. My favorite part is the sprite rips. Go check them out.
Video Game Museum - This site has scans for the following systems: C-64, Gameboy, N64, Neo-Geo, Nes, Pc-Engine, PSX, Genisis, Master System, Saturn, Snes and TG-16. WOW!!
World Of Nintendo - This site covers the NES, SNES, Gameboy.....everything NINTENDO.