Irazú Volcano National Park in Costa Rica offers a unique opportunity to view an active volcano, accessible via a well-maintained paved road, making it suitable for both solo travelers with a rental car and those preferring the convenience and insights of a guided tour. While generally accessible, some paths around the main craters may be challenging for those with mobility issues. The park is open year-round, but the best visibility is typically in the early morning, especially during the dry season (December-April), as clouds often obscure views later in the day or during the rainy season. Expect an entrance fee of around $15-20 USD per person plus a small parking fee, with guided tours costing extra. A typical visit to the crater area lasts 1.5 to 3 hours. Due to its high altitude (over 11,000 feet or 3,400 meters), visitors should dress in warm layers, bring water, sunscreen, and be prepared for cool temperatures and strong winds; some may experience mild effects of the altitude.