Infrastructure in Aceh has been rebuilt and is now more resilient than before the tsunami struck. Early warning systems have been installed in coastal areas to alert residents of incoming

Christmas in 2004, a 9.1 magnitude earthquake triggered tsunami waves that killed some 230,000 people across a dozen countries.

Thursday marks the 20 th anniversary of the 2004 Indian Ocean tsunami, one of the deadliest natural ... were published in a 2006 Nature magazine article. Indonesia suffered the worst of the devastation, with more than 170,000 people killed.

Survivors and families of victims visited mass graves, lit candles and comforted one another across Southeast and South Asia in ceremonies to mark the disaster that killed some 230,000 people.

The earthquake and tsunami claimed the lives of over 200,000 people, the deadliest natural disaster of the 21st century.

People visit areas of mass graves in Banda Aceh, offer prayers for victims of deadly disaster that struck 20 years ago - Anadolu Ajansı

On Dec. 26, 2004, an earthquake-triggered tsunami raced across the Indian Ocean with 40-foot-high waves slamming into India, Thailand, Indonesia and several other countries, killing at least 225,000 people and leaving thousands injured.

Survivors and victims' relatives will this week mark the 20th anniversary of the 2004 Indian Ocean earthquake and tsunami, which killed more than 220,000 people across more than a dozen countries.At the time of the earthquake,

People gathered in India and Sri Lanka on Thursday to mark 20 years since the Indian Ocean tsunami struck , killing thousands of people.