Al Hajar is a mountain range located in the eastern part of the Arabian Peninsula, primarily in Oman and the United Arab Emirates. It is known for its rugged terrain, deep valleys, and unique geological formations. The range is home to diverse flora and fauna, making it an important ecological area. The highest peak in Al Hajar is Jebel Shams, which rises to about 3,000 meters above sea level. This region attracts hikers and nature enthusiasts, offering stunning views and opportunities for outdoor activities. The mountains also hold cultural significance, with several traditional villages nestled in their foothills.