Volcanic ash shrouds trees after an eruption of Turrialba volcano, at San Gerardo de Irazu, near Turrialba, Nov 1, 2014. Turrialba on Saturday staged a powerful eruption, sending rocks and a large amount of ash to downtown San Jose, said Gino Gonzalez, a volcanologist at the National Seismological Network, according to local media. [Photo/Agencies] |