colorful landscape of active european stratovolcano on east coast of sicily, italy. volcano surface

mountain plateau geology ridge valley landscape wilderness hill terrain fell badlands rock summit cliff wadi nature adventure colorful active european stratovolcano east coast sicily italy volcano surface mount etna close-up sicilian famous cities messina catania etna volcano sicilian european sicily italy italian mount volcanic mountain material surface active famous stratovolcano east coast catania city messina grey volcanoes crater craters lava scorched adust black cave sunny day area side bomb height high peak basal basalt activity soil decade unesco world heritage site cosmic landscape eruption panorama panoramic view europe