The fit Cyclist will long remember this 90km (45km of that uphill) challenging loop starting in Chiang Mai Around Doi Suthep National Park with its idyllic countryside and interesting cultural aspects. Riders need plenty of endurance to brave the long and steep uphills encountered on this ride . the rides ends back in Chiang mai. For those that feel it's a bit to hard , shorter versions with later starting points and earlier retrieval for this beautiful ride are on hand. Vehicle support can be arranged.