@beachmomI've never seen people peeing in the changing rooms. I think I was in 8th grade when we had school swimming lessons - even then there was no changing room peeing either.
I simply pee in the pool. I've tried to pee on the slide but wasn't able to - the slide is fast and I want to enjoy the ride (besides, I am getting too old for the slide). There's no point in peeing on the slide - you don't feel it, it gets flushed away...
After swimming, I often visit the jacuzzi if it isn't too crowded. That's also a good place to pee. In the jacuzzi, I just make sure it is not my first pe