http://fredmiranda.com - contains a number of very useful forums including specific brand-dedictated among others. Very useful photography knowledge resource with considerable percentage of contributing professionals.
http://photonotes.org/ - an information resource, contains a wealth of photo-technique related info.
http://photonotes.org/articles/eos-flash - a set or articles dealing with flash technology implemented in EOS cameras - a bible for anyone who want to understand EOS flash technology and a mandatory reading for anyone who strive to master flash photography shooting with EOS cameras in order to achieve constant and perfect flash exposures times and times again.
http://luminous-landscape.com - A wealth of first-hand photo-equipment information, both digital and traditional. Lots of reviews, field-tests and technical esseys from photo professionals. By Michael Reichmann.
http://eosdoc.com - Canon EOS documentation and equipment usage hints
http://dphoto.us - Another photo equipment portal, contains a great deal of photo gear info, new equipemnt announces and hand-on experiences, Forums, pro galleries and so...
http://www.normankoren.com/#Tutorials - Excellent photography-related resource offering a wealth of turotials and hints, including digital post-processing as well an easily understandable introduction to color management and printing.
http://istockpro.com - A worldwide image stock agency. Lots of high quality, high resolution images at affordable pricing. My work is also exhibited there.
http://www.earthboundlight.com/phototips/color-management-feeling-lost.html - a worthy attempt to unveil the mystery of Color Management, at least in its simplest. Highly recommended for anyone struggling and wondering why his prints differ from on-screen appearance of the images like night frrom day in terms of colors.
http://www.drycreekphoto.com/Learn/color_management.htm - a great resource dealing with Color Management matter. Various Color Management aspects and workflows are discussed in plain language. May help to gain the understanding of the problems you may encounter on your way trying to establish true and consistant colors reproduction in your prints relatively to image appearance on your monitor. Several worth of considering workflows are suggested in this regard.
http://www.hq-art.com - Professional Stock Photography resource. Royalty-free photography of animals, flowers, nature, underwater, travel food and others at affordable prices
http://www.stask.com - Stas Korolov Fine Art photography
http://mark-y.com - Mark Yashaev Photography - Jurnalistic and Art Photography
http://www.bhphotovideo.com - the main worldwide resource for any kind of photo/video and audio equipment. Near anything related to all that can be found there. Major worldwide resource for photo/video/audio gear online purchase, the most reliable and their prices can serve as a "benchmark" for comparisons. Located in NY.
http://www.adorama.com - another reliable NY-located online resource -ships internationally also, though physically much smaller then B&H, stock may be somewhat lesser (though still very remarkable) then at B&H. Prices and compatitive to these at B&H.
http://www.dvinfo.com - contains a set of DV video related forums for professionals as well avid amateurs. Boards are generally very helpful and responsive. US located. The most matured one.
http://www.simplydv.com - UK located DV video related forums. Mostly deal with camera choices, though some are oriented for more advanced users.
http://www.camcorderinfo.com - another US-located DV video-related forums. Mostly oriented for relatively new users, lots of "which cam to by" threads and suggestions.