San Francisco, California
San Francisco ranks at the top among cities I have visited and is most probably my favorite city in the US. It is one of the few cities that I find more beautiful under sunlight than under artificial light. View of this amazing city from Twin Peaks. Press 'L' for large.

Nikon D5000 at ISO 100. Tamron 17-50mm at 35mm, f/20 for 31s. +2, 0 and -2 images tonemapped with Photomatix.
sf sanfrancisco usa nikon downtown sfo twinpeaks baybridge sanfranciscobay hdr lighttrail photomatix tonemapped tonemapping tamron1750mm nikond5000