Kīlauea summit eruption in Halemaʻumaʻu crater - October 4, 2021
Detailed Description
A close-up view of the western fissure and lava lake in Halema‘uma‘u crater, at the summit of Kīlauea. The lava lake crust develops a complex pattern as it flows away from its source at the western vent (bottom right). USGS photo by M. Patrick taken on October 4, 2021.
Sources/Usage
Public Domain.