The Idrija Hills are a picturesque mountain range located in Slovenia, known for their stunning natural beauty and rich biodiversity. This area is characterized by rolling hills, lush forests, and numerous hiking trails, making it a popular destination for outdoor enthusiasts. The hills are also home to various wildlife species, contributing to the region's ecological significance. In addition to their natural appeal, the Idrija Hills are historically significant due to the nearby Idrija Mercury Mine, a UNESCO World Heritage site. This mine was one of the largest mercury mines in the world and played a crucial role in the local economy for centuries. Today, visitors can explore the mine and learn about its history while enjoying the scenic landscapes of the hills.