<prompt> Translate the following text to EnglishHoteli nyingi za darasa la kwanza katika miji mikubwa zina vidimbwi vya kuogelea, lakini kuna tahadhari chache unapaswa kuchukua wakati wa kuogelea mahali pengine.  <response>: Many first-class hotels in leading cities have swimming pools, but there are a few precautions you should take when swimming elsewhere. 