Quad bike and sand board the Worimi Sand Dunes, the largest coastal sand dunes in the southern hemisphere. (viator.com)
Explore the massive sand dune systems of Stockton Beach, the largest coastal sand dune system in Australia. (wikiaustralia.com)
The Oregon Dunes National Recreation Area is the largest expanse of coastal sand dunes in North America and it is like no place on earth. (oregonsadventurecoast.com)