Sand dunes of the Outer Banks?

The Outer Banks are a chain of barrier islands off the coast of North Carolina and Virginia in the United States. They are known for their beautiful sandy beaches, which are backed by dunes. These dunes are formed by the wind blowing sand from the beach up onto the land. The dunes can be as high as 100 feet (30 meters) tall and are constantly shifting and changing shape.

The dunes of the Outer Banks are important because they protect the islands from storms. The dunes act as a buffer between the ocean and the land, absorbing the energy of the waves and preventing them from causing damage to the islands. The dunes also help to protect the islands from erosion by wind and water.

The dunes of the Outer Banks are a beautiful and important part of the islands' ecosystem. They provide a habitat for a variety of plants and animals, and they are also a popular spot for recreation, such as hiking, biking, and birdwatching.