I think that everything posted was very logical. But, what about this?
what if you wrote a catchier post title? I ain't saying your content isn't solid., but what if you added a post title that grabbed a person's attention? I mean De kleine wereld is a little vanilla. You should look at Yahoo's home page and note how they create article headlines to grab viewers to click.
You might add a video or a picture or two to grab readers interested about what you've got to say. Just my opinion, it could bring your website a little livelier.
Here is my website ... great outdoors