This handout picture released by Thailand's Royal Bureau shows Thai King Bhumibol Adulyadej lighting candles during celebrations marking his coronation day at the Grand Palace in Bangkok on May 05, 2009. King Bhumibol, 81 years old and, at 62 years on the throne, is the world's longest-serving head of state. Getty Images logo Getty Images 7 months ago

This handout picture released by Thailand's Royal Bureau shows Thai King Bhumibol Adulyadej lighting candles during celebrations marking his coronation day at the Grand Palace in Bangkok on May 05, 2009. King Bhumibol, 81 years old and, at 62 years on the throne, is the world's longest-serving head of state.