I have 3 teenage sons. All have Facebook etc. This is nothing unusual. In fact it is very mild compared to some of the pictures I have seen posted on some FB/Twitter pages of teenagers.
Man, I live in Australia....we live at the beach.... we grow up on the beach (well a majority of those who live near to the coast anyway, or even near a pool or a major river). In summer we almost live in our swimmers. Just last week I went to the grocery store in my swimmers to get stuff for dinner on the way home from being at the beach all day, with only a sarong wrapped around my waist.......ahhhhhh shock, horror (it wasn't a pretty sight :icon_lol: .....but you get my drift).
This just reminds me of the pictures I used to take with my friends when I was her age. If Paris was at the beach on a holiday and taking this pic and then posted it on her account I bet no-one would care.
As bec said, a few years ago we saw pictures of Paris in Hawaii at the pool and at the beach etc and the reaction was completely the opposite...and I agree with the rest of your post bec.
She is a teenage girl having a life for goodness sake. The people doing the critisizing and judging need to lighten up.