Angel Island is destroyed by Enel's attacks. Luffy decides to go and ring the golden bell before Enel takes it away.
Episode 190, One Piece Wiki
One Piece Angel-tou Shoumetsu! Raigou Kourin no Kyoufu!! (TV Episode 2004) - IMDb
Episode 171 - One Piece (Season 6, Episode 28) - Apple TV
Episode 186, One Piece Wiki
One Piece Angel-tou Shoumetsu! Raigou Kourin no Kyoufu!! (TV Episode 2004) - IMDb
Episode 717, One Piece Wiki
Angel Island Obliterated! The Horror of the Raigo's Advent!
Episode 567, One Piece Wiki
One Piece Angel-tou Shoumetsu! Raigou Kourin no Kyoufu!! (TV Episode 2004) - IMDb