The Pitons, cirques, and remparts of Reunion Island are stunning geological formations that showcase the island's volcanic origins. The term "piton" refers to the sharp, steep peaks, while "cirques" are large, bowl-shaped depressions formed by erosion. The "remparts" are the towering cliffs that surround these cirques, creating dramatic landscapes. These features are part of the Pitons, cirques, and remparts of Reunion Island UNESCO World Heritage Site, recognized for their unique biodiversity and breathtaking scenery. The island's rugged terrain offers numerous hiking trails, allowing visitors to explore its natural beauty and diverse ecosystems.