(Hummm, neat idea, but uncertain on photos wrapping around the corner. The frames could meet up on the edge, but think the frames still might be best if they met in the corner but that each wall had its own photo frame.
Take a look at these Creative Photo Frame Display Ideas which help you organize and show your family photos in clever ways. These photo frames bring up memories and make your room more eye-catching so don’t hesitate to try that out.
For a shabby chic French feel pick up this decorative cream collage from Next for Suitable for 7 images, x 3 x 4 x x 4 and 7 x French inspired artwork included, but can be removed to insert your own photos if you so wish!