Dinosaurs:

• The DINOSAURICON (Now back and better than ever.  Probably THE best dinosaur website on the net!)
• DOUGLAS HENDERSON'S EARTH HISTORY ILLUSTRATIONS (one of my all-time favorite paleoartists)
• Toby White's Vertebrate Notes (a very informative and well-written account of various groups of vertebrates from dinosaurs to fish)
• Jordan Mallon's PALEO portfolio (more of those excellent pictures by one of my guest artists)
• Brett Booth's Gondwana (a comic-book-style webpage with many detailed pictures of dinosaurs)
• Jaime A. Headden's Qilong (now slowly coming back online.  A very good study of various groups of dinosaurs)
• Jeff Poling's DINOSAURIA ONLINE (a thoroughly excellent site, full of information)
• Fred Bervoets's Dinodata (a slick, easy way to find basic information about dinosaurs).
• Philip Bigelow's Hell Creek Life (This page documents all the flora and fauna of a single Cretaceous ecosystem)
• John Conway's Only Clouds Exist (A wonderful collection of extremely accurate and beautiful dinosaurs and pterosaurs)

Art/Biology:

• The Speculative Dinosaur Project (What would have happened if dinosaurs had not gone extinct? Yeah, that's right)
• Louis Agassiz Fuertes Page (a collection of the bird paintings of Luis Agassiz Fuetes)
• The Tree of Life (A webpage documenting the diversity of life on Earth) 
• Brian Choo's Art page (yay!)

Miscellaneous:

• IronChef.com (if memory serves me right, this website is revered by all as the authority on all things Iron Chef.)
• ETHNOLOGUE (a catalogue of all known languages)
• Homestar Runner! (See the new world order in emergence.  Bow down before Him and tremble.) 
• Bowdoin Taiko (If you live around Brunswick, ME, sign up for practices!  If not, move here and sign up for practices!)
• Matti's scary cartoon (See Duke Dan in a suit and the destruction of the evil Ozgod)
• Montana Natural History Center (My mommy works there)