Grande Sure is a prominent peak in the Chartreuse Mountains, offering challenging hiking trails and panoramic views. Accessibility can be difficult, with steep and rocky paths requiring good physical fitness. While solo hiking is possible for experienced mountaineers, guided tours are recommended for safety and to gain local knowledge. Seasonal restrictions apply, especially during winter due to snow and ice. The cost is primarily associated with transportation and any guided services. A typical visit, including the hike, can take a full day. Sturdy hiking boots and appropriate gear are essential.