The dunes are composed of over 2,000 acres of sand dune. The park itself measures 1.5 miles wide and 3 miles long. The dunes were and continue to be formed by a process known as saltation. The wind, a key component of …show more content…
During this process, the sand can exert considerable abrasive action on metal, wood, glass and boulders. Many dead tree trunks, some said to be 2,000 years old, are scattered throughout the dune and bear testament to this process as they have been sharpened to points by the abrasive action of the moving sand. The magnificent dune is divided into three sections. The first, commonly known as the northern area, is reserved for off-road vehicles. Here a person can test his/her vehicle and their sand driving skills. Whether you rent or take your own vehicle this is a thrill you need to experience. The central region is for hiking, walking, or simply enjoying the beaches of Lake Michigan and Silver Lake. Within the dune are wetlands with tree growth of many kinds which provide