The Cascade Mountains are a major mountain range located in the Pacific Northwest region of North America. Stretching from northern California through Oregon and Washington to British Columbia, Canada, they are known for their stunning landscapes, including volcanic peaks, lush forests, and diverse ecosystems. The range features several notable mountains, such as Mount Rainier and Mount St. Helens, which are popular destinations for outdoor activities like hiking and skiing. The Cascade Mountains are part of the larger Pacific Mountain System and are characterized by their unique geology, primarily formed by volcanic activity. The range plays a crucial role in the region's climate, influencing rainfall patterns and creating distinct environments on either side of the mountains. This geographical feature is also home to numerous national parks and protected areas, preserving its natural beauty and biodiversity.