Most travellers know this rule, but it's a major just one: Tend not to drink the tap h2o. Tap drinking water is not Harmless to drink in Cancun, because it's rampant with parasites and potentially deadly microbes, and non-locals are exceptionally at risk of having Ill from non-filtered drinking water. https://daltonhewmb.aioblogs.com/85163072/the-smart-trick-of-cancun-trip-tips-that-nobody-is-discussing