Switching to digital or thinking to upgrade your camera? Digital Photography Review has the most comprehensive, in depth reviews of higher end cameras. This should be your first port of call if you're thinking of switching or just interested in the latest developments.
Imaging Resource covers a wider range of equipment than DP Review (but in less depth) and includes reviews of lower end cameras and other photography related equipment such as printers and scanners.
Steve’s Digicams is another digital camera review site that includes reviews of lower end cameras as well as D-SLRs.
DC Resource is another digital camera review site that includes reviews of lower end cameras as well as D-SLRs.
fredmiranda.com has reviews of interchangeable lenses for Digital and film SLRs.
A German language forum with photos, discussion, news, sightings and much more.