Hawaii, with its tropical rainforests and diverse coral reef is a spectacular natural paradise for travellers, surfers and all fans of breathtaking sandy beaches and lush green mountains. But life on the American island chain also has a dangerous side: permanently active volcanoes, lava caves, and even burning lava pours into the sea! Here you can see black smoke rise up, spray the red-hot magma into the sky and feel how the earth trembles. Located on the Pacific plate is unusual for volcanoes, ...