The National Parks Service turns 100 years old on Aug. 25. And to celebrate, Here & Now is taking a look at some national parks across the country, from Acadia to Zion.

In this segment, we take a look at Hawaii Volcanoes National Park, which contains two active volcanoes. Here & Now’s Jeremy Hobson speaks with Cindy Orlando, the park's superintendent.

Cindy Orlando, superintendent of Hawaii Volcanoes National Park.