Walking up Mount Vesuvius is generally considered a moderate hike rather than a professional climb, but it should not be underestimated. The most popular path is the Gran Cono, which starts at the 1,000-meter mark where buses and taxis drop you off. From there, you must hike about 2 kilometers (1.2 miles) to reach the crater rim at 1,170 meters. The trail is wide and well-maintained but has a steady, steep incline with an average slope of 14% on loose volcanic gravel and dust. For an average adult with moderate fitness, the ascent takes about 20 to 30 minutes. The biggest difficulties are usually the elements: in the summer, the trail is completely exposed to the sun and temperatures can exceed 40°C, while in the winter, the wind at the top can be incredibly strong and cold. Sturdy, closed-toe shoes are essential because the fine volcanic ash is very slippery on the way down. Most visitors find the panoramic view of the Bay of Naples and the sight of the active crater well worth the physical effort.