The difficulty in finding pics of ladies is that they can actually be sexualized, so finding examples of stuff that isn't is harder. This one cuts it close, but is ultimately more humorous in the author's intent. I can tell because no uncensored version of it exists, despite the artist having no problem with doing so. So, this is a nice little play on the portal to the other world, since, you know, ponies don't wear clothes. Well, if there is another version of her in that world...