Kerlingarfjöll is a hidden gem tucked away in Iceland's central highlands. It's a mountain range that offers a unique hiking and photography experience, with its rust-colored mountains, steaming vents, boiling mud pools, and rainbow-colored hot springs. To get here, you'll need to drive on rough, gravelly F-roads, but the adventure is totally worth it. Whether you choose to hike to the geothermal wonderland of Hveradalir or relax in the nearby hot spring, Kerlingarfjöll promises an unforgettable experience in the heart of Iceland's wilderness.