Fissure fountains feed lava flows, as shown in this overflight video of Kīlauea Volcano’s Lower East Rift Zone on May 21, 2018, ~7:20 AM. https://t.co/7J2riOm5XH pic.twitter.com/zEQWRBiq7c
-- USGS Volcanoes🌋 (@USGSVolcanoes) May 21, 2018