Hawai‘i Volcanoes NPS:
Park trail crew worker Thomas Hughes looks back towards Nāpau Overlook from the base of Pu‘u ‘Ō‘ō
Hawai‘i Volcanoes NPS:
Volcanic cinder and tree molds in Nāpau Crater
Hawai‘i Volcanoes NPS:
Park trail crew Thomas Hughes looks out across Nāpau Crater towards Pu‘u ‘Ō‘ō
Hawai‘i Volcanoes NPS:
Quiet and not erupting, Pu‘u ‘Ō‘ō vent as seen from Nāpau Crater
Hawai‘i Volcanoes NPS:
Park ranger removes decades-old closure sign at Nāpau Crater
Hawai‘i Volcanoes NPS:
‘Āma‘u ferns and cinder landscape of Nāpau Crater