Izalco, El Salvador, is known for the Izalco Volcano (also called "El Faro del Pacífico" or "The Lighthouse of the Pacific"), part of Los Volcanes National Park. Climbing the volcano is a popular but challenging activity, best undertaken with a local guide due to the steep terrain and potential for changing weather conditions; solo hikes are not recommended. The best time to visit is during the dry season (November to April). The typical visit duration could range from a half-day to a full-day excursion depending on the chosen activities, such as hiking, and overall fitness. The cost would likely include transportation from nearby cities like Sonsonate, park entrance fees (if applicable), and the guide's fee, which is relatively affordable. Accessibility to the volcano's base is relatively easy, but the hike to the summit requires good physical condition. Consider the intense heat and bring water and sun protection.