The following are favorite links of NILTC members.

Official LEGO Website:
www.lego.com

Photo Sites:
Brickshelf
MOC Pages

Forums:
Eurobricks

Blogs:
The Brothers Brick
From Bricks to Bothans
Classic Town
Classic Pirates
Brick Town Talk

Other:
Brickset
International LEGO Users Group Network
International LEGO Train Club Organization

Good Resources:

http://www.brandsoftheworld.com
http://www.railgraphicsdecals.com – Custom Decals for Model Railroaders
http://www.mcgpaper.com/traindecals.html – HO Scale Model Train Decals
http://www.greatdecals.com/
The Making of a LEGO Brick

Impressive Work by others:

http://www.brickshelf.com/cgi-bin/gallery.cgi?f=2
http://www.brickshelf.com/cgi-bin/gallery.cgi?f=211616
http://www.brickshelf.com/cgi-bin/gallery.cgi?f=183181
http://www.brickshelf.com/cgi-bin/gallery.cgi?f=189192
http://www.brickshelf.com/cgi-bin/gallery.cgi?f=1
http://www.brickshelf.com/cgi-bin/gallery.cgi?f=187347
http://www.brickshelf.com/cgi-bin/gallery.cgi?f=218905
http://www.brickshelf.com/cgi-bin/gallery.cgi?f=197191
http://flickr.com/photos/countblockula/sets/72157594398215623/
http://www.brickshelf.com/cgi-bin/gallery.cgi?i=1920254
http://www.nathanbrickartist.com/han_solo_in_carb
http://www.techeblog.com/index.php/tech-gadget/top-10-coolest-lego-gadgets