Kilauea, Hawaii, USA (19/20)

One of the most active volcanoes in the world, Kilauea has been erupting almost continuously for decades, offering visitors a rare chance to witness the power of lava flows. Located in Hawaii Volcanoes National Park, Kilauea’s eruptions have created vast lava fields, craters, and steam vents. While the lava flows are a captivating sight, the park also offers serene hikes through rainforests, calderas, and volcanic craters.