The imposing Khmer-style prang or tower is 67 metres tall and decorated with bits of porcelain that was used as ballast by boats coming from China. It is surrounded by four smaller prangs.Construction of the prangs were started by King Rama II and completed by King Rama II.The central balcony is an ideal spot for looking across the river to The Grand Palace and The Temple of The Emerald Buddha. Each year at the end of the three-month lent period for Buddhist monks, H. M. The King or his appointed representative travels down river in a Royal Barge Procession to present new robes to the monks. This ceremony is called Royal Tod Kathin.