Natural Wonders - Tallest Sand Dunes on Earth
Sand dunes are some of the world's great natural wonders. Formed by winds that sculpt their spectacular shapes, they provide needed coastal protection from ocean waves whipped up in storms. Here are the top 10 tallest sand dunes on earth.
Sand Dunes Badain Jaran
Sand Dunes Bid Daddy
Sand Dunes Cerro Blanco
Sand Dunes Cerro Medanoso
Sand Dunes Colorado
Sand Dunes Isaouane-n-Tifernine
Sand Dunes Mingsha Shan
Sand Dunes Mount Tempest
Sand Dunes Pyla
Sand Dunes Rig-e-Yalan
Sand Dunes Star Colorado
