If you are looking for design inspiration for your photography portfolio then take a look at Vandelay Designs. They list 25 of the best photography portfolio websites based on the quality of the portfolio site itself, not necessarily the work being displayed inside the portfolio.
Vandelay also regularly publish collections of Photoshop tutorials for specific purposes in order to help photographers and designers improve their skill level and knowledge. Check out http://vandelaydesign.com/blog/photoshop-tutorials
The Vandelay blog has an article which looks at the different approaches used for showcasing your work with examples from more than 30 portfolio sites from designers and photographers. Included is a description of the approach being used. Visit http://vandelaydesign.com/blog/design/showcasing-your-portfolio.