Udayagiri Hills is a prominent hill range located in the state of Odisha, India. It is part of the larger Eastern Ghats and is known for its scenic beauty and rich biodiversity. The hills are characterized by lush greenery, diverse flora and fauna, and several small streams that enhance the natural landscape. The area is also historically significant, featuring ancient rock-cut caves and remnants of Buddhist architecture. These caves, dating back to the 1st century BCE, provide insight into the region's cultural heritage. Udayagiri Hills is a popular destination for nature lovers, trekkers, and history enthusiasts alike.