Tourists take part in a memorial ceremony marking the two-year anniversary of the Indian Ocean tsunami in Khao Lak, located in Thailand's Phang Nga province, nearly 110 km (68 miles) north of the resort island of Phuket December 26, 2006. The Indian Ocean tsunami on December 26, 2004 killed almost 6,000 people and left nearly 3,000 missing in Thailand. [Reuters]

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