in this music-show there was a pool under the trapdoors ...

https://www.youtube.com/watch?v=Qi008tWb_Js
https://www.youtube.com/watch?v=qEVOsKFVUi8
https://www.youtube.com/watch?v=dr9_9RPeuag
https://www.youtube.com/watch?v=thD3nBcE7GA
https://www.youtube.com/watch?v=v_wzcypy1cQ
https://www.youtube.com/watch?v=adhWHSgnwoo
https://www.youtube.com/watch?v=9ag7VfNHDfg (2 scenes in one clip)
https://www.youtube.com/watch?v=rZR1skUuqZs (compilation of different scenes)

Great videos, very "man o man" vibes!