FastStone MaxView

http://www.faststone.org/FSMaxViewDetail.htm

FastStone MaxView is a fast, compact and innovative image viewer that supports all major graphic formats. Its intuitive layout lets you view images in a variety of ways. It even lets you view images in password-protected ZIP, RAR and 7-Zip archive files directly and instantly, which is a perfect solution for viewing private images. It is a handy tool for quickly viewing, rotating, resizing, cropping, annotating and printing images.