Down the coast at Peikuan, the radically different topography features cuestas and so-called "tofu rock," which resembles blocks of raw tofu.
已成台灣地景代表之一的南雅，擁有精采豐富的風化地形；進入北關，地質景觀又大不相同，這裡開始出現壯觀的單面山和豆腐岩等特殊景致。