People are gathering in prayer and visiting mass graves in Indonesia's Aceh province to mark 20 years since the massive Indian Ocean tsunami, one of modern history's worst natural disasters.

The tsunami turned land into sea In Indonesia’s Aceh province, it was just after 8:00 a.m. when people poured out of homes and buildings to survey the damage from the earthquake.

After the massive 8.8 earthquake near Russia’s Kamchatka, global tsunami alerts echo fears from the 2004 Indian Ocean tsunami. Nearly at least 230,000 lives were lost then reminding the world of ...

A massive undersea earthquake near Russia's Kamchatka Peninsula triggered tsunami warnings across the Pacific, affecting ...

On Dec. 26, 2004, a 9.1-magnitude earthquake beneath the Indian Ocean triggered a tsunami with waves up to 100 feet high, killing an estimated 230,000 people.

In Indonesia's Banda Aceh, a town hard-hit by Sunday's earthquake and tsunami, aid workers are beginning to arrive but many awaiting help are getting frustrated. Many are gathering in mosques ...

It is the most powerful quake since the 2011 earthquake off the coast of Japan that triggered a 50-foot tsunami and the ...