 The land between the national park's boundary and the road system is dominated in part by a network of saline lakes.The national park is serviced by a road connected to the western end of the Yorke Highway which passes through Marion Bay.The road which starts at Stenhouse Bay follows the coastline as a sealed road passing Chinamans Hat Island, Cable Bay and the turn-offs to Cape Spencer, Ethel Beach, West Cape and two camping grounds at Pondalowie Bay.