#Etna's Southeast Crater is making nice lava bubbles. It's all about bubbles - no bubbles, no eruption (except in some very exotic, non-bubbly cases)! 22 May 2022, filmed from home in Tremestieri Etneo, 20 km south of the Southeast Crater. pic.twitter.com/YqYxn1FRdT

— Boris Behncke (@etnaboris) May 22, 2022