This is a bit old, so might have been posted somewhere else on the forum back in the day, but I haevn't seen it so far. S3 is put as SPOILERS. ;)
It's an interesting overview over where they filmed the various locations. Not just the most well-known ones like 221B, but quite a bit of small details - various restaurants etc. Quite nice.
__________________________________________________________________________________________________________________________________________ "We'll live on starlight and crime scenes" - wordstrings
