The mountain range located primarily in eastern Spain is the Sierra Nevada. This range is known for its stunning peaks, including the highest mountain in mainland Spain, Mulhacén, which reaches 3,479 meters. The Sierra Nevada is characterized by its diverse ecosystems, rich biodiversity, and unique geological formations. It is a popular destination for outdoor activities, including hiking and skiing. This range is also part of the Sierra Nevada National Park, which aims to protect its natural beauty and promote sustainable tourism.