Several times a week Grapf posts a photograph from around Berlin. A mixture of architecture and street photography. link
The Boston Globe's website boston.com publishes groups of photographs from the recent new several times a week. One of my favorite photography sites. link
Awesome landscape photography. link
The Digital Journalist is published monthly, incorporating articles as well as galleries of photographs. link
Classic portraits of actors, writers, musicians, poets, photographers and other famous people. link
Tips about photography, with plenty of awesome photographs. link
Paul Indigo's discussions regarding photography. link
Photographs of people wearing cool clothes, primarily street shots. link
Photographs of astronomical phenomena. link
A photograph every day, a very good photograph every day. link
Lots and lots of interesting photos, posted regularly in sets. link
Landscape photography published daily. Submitted from many users this is a competition site with a winner a day. link
Photographs and discussion on photography by Ed Zawadzki. link flickr
Discussion and photographs by Hitesh Sawlani. link flickr
Rich Legg, a photographer from Salt Lake City shares his photographs and opinions. Often backgrounds behind his stock photography shoots. link
Howard Grill talks about photography, few photographs, lots of insight. link
Luminous Landscape has been around for a long time now, plenty of discussion around photography, tutorials and review's. link
Professional photographer discusses his work. link
Daniel Hellerman posts his many Photographs. No discussion. link
Great photographs and extensive discussion. link
Travel photography by Trey Ratcliff. Plenty of HDR. link