Coming from Wroclaw, Poland, those pools look very similar to this one [0] which turns out to be German-built in late 1800s (Wroclaw used to be a German city be

Coming from Wroclaw, Poland, those pools look very similar to this one [0] which turns out to be German-built in late 1800s (Wroclaw used to be a German city before WWII). [0] https://www.yelp.com/biz/wroc%C5%82awskie-centrum-spa-basen-wroc%C5%82aw https://www.yelp.com/biz/wroc%C5%82awskie-centrum-spa-basen-...