Hawaii's iconic 550-year-old Hōlei Sea Arch collapses

What happened
The lava rock formation protruding from the rocky cliffs of Volcanoes National Park crumbled some time last weekend.
Summary assembled by rule from the sources below

The lava rock formation protruding from the rocky cliffs of Volcanoes National Park crumbled some time last weekend.
Summary assembled by rule from the sources below