Hike rugged trails to crater's edge, join ranger-led activities or drive yourself past active volcanoes in this dramatic national park. Hawaii Volcanoes National Park protects some of the most unique geological, biological, and cherished cultural landscapes in the world. Extending from sea level to 13,681 feet, the park encompasses the summits of two of the world's most active volcanoes - Kīlauea and Mauna Loa - and is a designated International Biosphere Reserve and UNESCO World Heritage Site.