Came here to say the same thing. There are 400 of them and cost about €6 million per year to operate and maintain: https://en.wikipedia.org/wiki/Sanisette https

Came here to say the same thing. There are 400 of them and cost about €6 million per year to operate and maintain: https://en.wikipedia.org/wiki/Sanisette https://en.wikipedia.org/wiki/Sanisette