Esther Honig sent her photo to photographers in 25 countries and asked them to make her beautiful. The amazing photos are on her website. They span the full range of what is considered beautiful internationally and individually.
For those who don’t know Photoshop it will be a lesson on how little you can believe a photograph once it’s met a computer. I am not a Photoshop expert or even advanced user, but if I wanted to be, I would start by studying these photographs.