The french try to attract tourists by posting pics of Beaches in Cape Town, South Africa LOL.
http://www.dailymail.co.uk/news/article-2121120/Frances-shifting-sands-Tourist-chiefs-tempt-Brits--picture-Cape-Town.html
PS: this is Camps bay, and yes, an awesome beach, beware though the water is very cold, for us South Africans anyway.
If you want warm water, try our east coast destinations (Except Durban).