At 9.40 in the morning of December 26, 2004 a tidal wave hit the beaches of Koh Racha. It had taken an hour and a half to reach Thailand, triggered by an underwater earthquake in the Indian ocean off the Indonesian island of Sumatra. Measuring 9.2 on the Richter scale, it was one of the four strongest quakes ever recorded. ... http://www.euronews.net/