After breakfast, we do check out and enjoy particular oceanic scenery on coastal highway from Quy Nhon to Ganh Do market, Song Cau Dist. The transfer takes about 45 minutes to get to cycling point. We ride cross a long wooden bridge that built with local materials. Follow the single track through small fishing villages, shrimp, and fish farms before we ride over undulating hills all the way to the Da Dia Reef (Sea Cliff of Stone Plates). It’s a chance for us to spend time on knowing the Da Dia Reef. The rocks are dark lava columns with roughly flat surfaces of different shapes - round, pentagon, hexagon, polygon etc. Ghenh Da Dia looks like a gigantic beehive or a pile of dinner plates, hence the name – Ghenh Da Dia. Then we carry on our biking adventure on single track across farmland of corn and tapioca to An Ninh Dong village and following country back roads along lagoon to An Hai fishing village where seafood lunch well- arranged by the sea. After lunch, our adventure by bike allows us to ride on undulating narrow smooth paths; passing thatch houses, little villages and lively local beaches to before across sweat potato plantation to Tuy Hoa city. Relax on vehicle driving to Nha Trang.