this guy has a few nice modeling tutorials. done for 3Dmax but many of the concepts/steps can be adapted to other modelers
http://www.comet-cartoons.com/3dhelp.php#tutorials


universal RPG. simplified structure to build an RPG with a few additional suplements for 3 differnt genres
http://www.angelfire.com/games4/doctorwhoeyespy/


the big a$$ links page. though most i never found useful there were some on a few various subjects

( expecialy :
Dictionary of Phrase and Fable
Encyclopedia Mythica
Encyclopedia of Monsters
Fairy Tale Links
Fairy Tales
Legends of China
Norse Sagas
The Catholic Encyclopedia
Urban Legends Reference Pages
:links ) aprox 1/3 down the page.
http://www.io.com/~sjohn/bookmarks.htm

So you want to build a rocket. good background info in creating your own rocket ships/designs/plans ( if your going to make a game level of being in a space ship, make it make sense)
http://www.projectrho.com/rocket/index.html

Great Yorkshire Pudding recipe ( sorry just had to throw this one in, I can;t eat a roast without making some )
http://www.donogh.com/cooking/sidedish/yorkshir.shtml

Big list of spaceship games. some of which you can get the rules/mechanics off the internet. ( did i post this link already?)
http://zappa.brainiac.com/spaceship/spacewww.html

realtime abstract graphics generation discusions/articals
(clouds, underwater distortion and so on)
http://nis-lab.is.s.u-tokyo.ac.jp/~nis/abs_sig.html

realtime cloud generation methodologies.
http://www.vterrain.org/Atmosphere/Clouds/

zoom astronomy. going to make a spae game and want some background on space, but not to get bogged down with the complications of astronomy? great web site to learn about the basics of space and space bodies.
http://www.enchantedlearning.com/subjects/astronomy/

Very nice easy to understand explination of what texturemapping (UV mapping) is and how its done.
http://kimagure-hikoki.hp.infoseek.co.jp/TextureMapping/TextureMapping_e.htm

sci-fi meshs .com see what amitures and pros are doing for sci fi modeling. lots of help in thier community forums
http://www.scifi-meshes.com/forums/

TONS of texture samples of all kinds of fabrics
http://www.haiks-inc.com/

more RPG sources
http://www.angelfire.com/ky/rpgworld/games.html

graphic and 3D file converter utilities ( some links are dead)
http://fraktali.849pm.com/graphcon.html

good model converter.
http://web.axelero.hu/karpo/

free textures
http://madmetzi.smokers-board.de/textures.htm

some nice models, free to private use. Need only written permission for public use.
http://www.amazing3d.com/free/free.shtml

some good non-commercial use models
http://www.silverblades-suitcase.com/

Building your levels but NEVER understood what the build means by number of Portals ? well read this and then you will have a good grasp of it. VERY important to know to keep your level designs stream lined and elminated some of them unexpected/unexplained FPS drop offs in spots of your levels.
http://www.fairyengine.com/articles/portals.htm#whatisit

enviroment textures/photos
http://www.environment-textures.com/index.php?id=4

anime drawing guide sheets.
http://www.anime-model-sheets.com/index.php?cat=0

how to draw. particulary human anatomy
http://fineart.sk/index.php?cat=0