Simplify the following text for a Grade 10 native English-speaking person.
Original: The eruption also completely destroyed the tourist station Piano Provenzana , on the northeastern flank of the volcano , and part of the tourist station `` Etna Sud '' around the Rifugio Sapienza on the south flank .
Simplified: The eruption also completely destroyed the Rifugio Sapienza , on the southern flank of the volcano .