Bangkok, July 26: They say there`s no such thing as a free lunch, but tourists visiting the Thai province of Prachuap Khiri Khan are to be treated to free fruits including the pineapples is famous for. Mayor of the province, Prasongsuk Jaiyai, has notified all restaurants in the region to offer free local pineapple to tourists. Noting that it would not greatly increase costs for the restaurants, Jaiyai said the free pineapple would serve to boost tourism. Bureau Report