Indonesia, an archipelago of 270 million people, sits along the Pacific "Ring of Fire," which leaves the country prone to earthquakes, tsunamis and eruptions.
The men have been held in U.S. custody since 2003, accused of planning and helping to carry out the deadly bombing attacks at a Bali nightclub in 2002 and at a J.W. Marriott Hotel in Jakarta.
Authorities said they know the location of the flight data recorder and cockpit voice recorder of the Boeing 737-500 that went down in the Java Sea with 62 people on board.
A search and rescue operation was underway for Sriwijaya Air Flight 182, which lost contact with air traffic controllers shortly after takeoff from Jakarta, according to transportation officials.
Mount Sinabung was dormant for 400 years before reawakening in 2010. Since then, it has erupted repeatedly. Dramatic photos and videos capture the latest eruption.
Indonesia, with a population of 260 million, has confirmed more than 20,000 COVID-19 cases and more than 1,320 deaths, but many suspect the numbers are not a true reflection of the disease's reach.