A staff member at the Rising Sun Anger Release Bar suits up in protective gear August 8, 2006 in Nanjing of Jiangsu Province, China. (Photo by China Photos/Getty Images)
Smoke plumes rise from Mount Etna, one of the most active volcanoes in the world in Sicily, Italy on June 28, 2016. (Photo by Etna Walk/Rex Feature/Shutterstock)