A relaxed coastal run south from Hua Hin — Thailand's original royal beach resort — along the Gulf of Thailand to Prachuap Khiri Khan, the provincial capital at Thailand's narrowest point, just 10km from the Myanmar border. The route passes Pranburi's quiet mangrove coast and the limestone karst wetlands of Khao Sam Roi Yot National Park, where 300 limestone peaks rise from coastal marshes.
Clone it to your planner, customize dates and stops, then ride. All free.