By Zesha Saleem Visitors touring Barcelona are told to shower less and avoid golf courses as Catalonia deals with a record-breaking drought. Residents in Barcelona have been told to limit daily water consumption to 200 litres per person, with emergency restrictions expected before the end of the month. In context, a five-minute shower on average uses between 75 and 90 litres. Golf clubs are unable to water grass and guest numbers in hotels will have to be cut, according to the new rules. Despite being used to the hot summer months, Spain has seen a growing number of intense heat waves in other…