May 1973 lava flows on Kīlauea’s upper East Rift Zone
May 1973 lava flows on Kīlauea’s upper East Rift ZoneLocation where the May 1973 lava flows on Kīlauea’s upper East Rift Zone cross Chain of Craters Road in Hawaiʻi Volcanoes National Park. USGS image by K. Mulliken.