Indonesian Volcano Erupts Again 824 Jeff Neumann 11/01/10 04:18AM Filed to: Disasters Disasters Indonesia Volcanoes Mount Merapi Tsunamis Appic Indonesia's Mount Merapi volcano erupted again today — the biggest one yet — for several hours but no injuries were reported. Mount Merapi is one of 22 volcanoes being closely monitored for increased activity. Indonesia just can't catch a break.