The mountain range that crosses the **Pacific Northwest** in the USA is called the **Cascade Range**. Stretching from Northern California through Oregon and Washington, this range is characterized by its volcanic peaks and lush forests. Notable mountains in the Cascades include *Mount Rainier, Mount St. Helens,* and *Mount Hood*. The region is well-known for outdoor recreational activities such as hiking, skiing, and mountaineering, attracting nature enthusiasts. The Cascade Range contributes significantly to the local climate, as it influences precipitation patterns, creating a diverse ecology that supports various flora and fauna.