Lava tube

We left the beaches the day before the beaches closed. We were in Volcanoes National Park the last two days it was open. The visitor center was already closed down and admission to the park was waived. There weren't many people around, so it felt safe to be outdoors.

The first day we took a few smaller hikes...

... including one to the Thurston Lava Tube, a long cave formed by lava:

It was too dark for me to take photos inside without a tripod, but it was incredible, claustrophobic and surprisingly wet.