Tucked into the dramatic limestone cliffs of Scotland’s North Coast 500, Smoo Cave is one of the most unique natural wonders in the Highlands. Located near the village of Durness in Sutherland, this massive sea cave features a stunning combination of geology, history, and adventure. What makes Smoo Cave truly unforgettable is the powerful waterfall that crashes into its inner chamber—fed by a freshwater stream that flows through a sinkhole above. Visitors can explore the cave for free, with wood