Gros Piton is at the southern end of Pitons Bay. Steep pitons were succeeded by wooded massifs. Pitons and carabiners were just starting to be effectively adapted for use in the mountains. The Pitons are two mountainous volcanic plugs, volcanic spires, located in Saint Lucia. Such gear includes spring-loaded camming devices, aluminum chockstones, steel expansion bolts, and pitons. It includes such items as nylon webbing and metal nuts, cams, bolts, and pitons. Other scenes were filmed in Morne Trois Pitons National Park and Indian River. The three climbers left an offering of prayer flags, katas, and pitons. A small population has been reintroduced in the Morne Trois Pitons National Park. Morne Trois Pitons National Park is a World Heritage Site (since 1997) located in Dominica. The success of his pitons caused him to found Chouinard Equipment, Ltd. Two other mountains, the Pitons, form the island's most famous landmark. They left an offering of prayer flags, khatas, and pitons. These pitons comprised 70 percent of his income. The Pitons are located on either side of the Jalousie Bay.