With temperatures atop Thailand’s tallest mountain, Doi Inthanon, plummeting to a chilling 5 degrees celcius at dawn, hordes of tourists are making their way up the peak. Frost has reportedly formed on the mountain’s peak, which is adding to the draw for many across Thailand who have never seen frost before. Kriengkrai Chaiwiset, Head of Doi Inthanon National Park told CityNews that there is