Tungurahua Erupts . ... Credit Copyright: Patrick Taschler Explanation: Volcano Tungurahua sometimes erupts spectacularly. Pictured above , molten rock so hot it glows visibly pours down the sides of the 5,000-meter high Tungurahua , while a cloud of dark ash is seen being ejected toward the left. ... Located in Ecuador , Tungurahua has become active roughly every 90 years since for the last 1,300 years. ... NASA Web Site Statements, Warnings, and Disclaimers . NASA Official: Jay Norris. ...