Boulder fields are areas covered with large rocks or boulders, often resulting from natural processes like erosion or glacial activity. These fields can vary in size and are typically found in mountainous or hilly regions. The boulders can range from small stones to massive rock formations, creating a rugged landscape. These environments are important for ecosystems, providing habitats for various plants and animals. They can also be popular for recreational activities such as rock climbing and hiking, attracting outdoor enthusiasts who enjoy exploring their unique terrain.