9 p.m. to announce the hour. It was also fired as a salute and warning of town fires. Next to the cannon is South Battery, the site at which the main battery of guns was mounted to defend Singapore in the 19th century. Spice Garden: The garden is a replica of the first experimental botanical garden in Singapore established by Sir Stamford Raffles. Raffles had noble ambitions for Singapore's agricultural development, and had sent from Bencoolen spices like clove plants and nutmeg seeds to be planted in the garden. Gothic Gates: These imposing and sombre gateways in gothic style lead the visitor into Fort Canning Green, where a Christian cemetery used to stand. Built in 1846, these gates have since become a landmark of Fort Canning Hill. The letters above both gates, "IHS" are iota, eta and sigma, the first three letters of the Greek word for Jesus. Fort Canning Green: A former graveyard for Christian graves. Cupolas: The cupolas, designed by George Drumgoole Coleman, were probably places of rest. George Coleman was a talented architect who left his mark on the urban landscape of Singapore. He was Raffles' consultant on Singapore's first town plan. As Superintendent of Public Works, he oversaw projects of land reclamation and construction of roads and landmarks such as the Armenian Church. James Brooke Napier Memorial: Dedicated to James Brooke Napier, the infant son of William Napier, who was Singapore's first Law Agent, and Maria Frances Napier, the widow of George Coleman. The memorial was the largest erected in the cemetery, reflecting the status of William Napier. Fort Canning Centre: Fort Canning Arts Centre used to be the barracks of the British Army. The British Army chose Fort Canning as its headquarters of its defence bases in the 1920s to protect British interests in Southeast Asia. Raffles House: Sir Stamford Raffles built his house on Government Hill on his third and last visit to Singapore. The original house of Raffles was actually a wood and atap bungalow 100 ft long and 50 ft wide, and not the present brick and tile structure. Raffles wrote in a letter to William Marsden in 1823: "We have lately built a small bungalow on Singapore Hill where, though the height is inconsiderable, we find a great difference in climate. Nothing can be more interesting and beautiful than the view from this spot. The tombs of the Malay Kings are