Rio Frio Cave, located within the Mountain Pine Ridge Forest Reserve in Belize, is an easily accessible natural wonder featuring a massive entrance and exit with a sandy floor and a shallow stream. Most visitors arrive as part of a guided tour of the reserve, though independent visits are possible for those with appropriate transport, typically a 4x4 vehicle. There are generally no seasonal restrictions, and the cave is open year-round, though the rainy season might affect road conditions. While there's often no direct entrance fee for the cave itself, costs are typically covered within a broader tour package for the Mountain Pine Ridge area, which can range from $75-$150+ USD per person. A typical visit to the cave lasts approximately 30-60 minutes. Visitors should wear comfortable walking shoes, bring insect repellent, and note that flashlights are not essential due to the large openings but can be helpful.