Since we're talking about artwork...

...here are a few inspiration images of photo/artwork walls

A peaceful nook photographed by Melanie Acevedo

Another cozy nook via photographer Douglas Friedman

A modern take photographed by Erik Johnson

Simple decorating with pretty paper via Busy bee's blog

A good example with smaller pieces also via Busy bee's blog

Great large and colorful photographed by Pierre-Jean Verger

Unusual horizontal theme by Kevin Corn Design

Photo ledge also by Kevin Corn Design

Could be neat in a hallway. Via mondo cherry

Hopefully this collection will be helpful for someone else out there that is considering a wall of artwork or photos. Any favorites out of the above?