Visit of extinct craters at an approximate height of 2000 meters. Soft. Trekking suitable for everyone. During an easy excursion on extinct craters, you will see the unique landscape with different lava flows next to birch, oak and pine woods; we will proceed on foot in the innermost parts of old extinct craters, where walking on the edge you can admire a spectacular view. You will explore a typical lava flow cave formed during an eruption, equipped like speleologists with helmet and torch. These caves were created by lava flows and still have special properties.