Local media says the collapse had formed a new lava flow that was threatening several nearby towns.

Volcanic Eruption Strengthens on La Palma

Volcanic eruption in Spain's Canary Islands forces evacuations

En vivo: nada detiende el avance de la lava del volcán en La Palma

Lava Flow Advances Through La Palma

Lava From La Palma Eruption Finally Reaches the Atlantic

Lava Flows From La Palma Volcano One Month After First Eruption