It's been 21 years since the devastating Indian Ocean earthquake and tsunami of 2004. It was Boxing Day when a 9.2-9.3 magnitude earthquake struck off the west coast of Aceh in northern Sumatra, Indonesia. Approximately 275,000 people were killed across 14 countries, marking it one of the largest natural disasters in recorded history. #tsunami #boxingdaytsunami #earthquake #naturaldisaster #Asia | 7NEWS Australia