South Mumbai, colloquially SoBo from South Bombay in Anglo-Indian English, administratively the Mumbai City District, is the city centre and the southernmost precinct of Greater Bombay. It extends from Colaba to Mahim and Sion neighbourhoods, and comprises the city's main business localities, making it the wealthiest urban precinct in India. Property prices in South Mumbai are by far the highest in India and among the highest in the world. Notably Cumballa Hills, Cuffe Parade, Malabar Hills, Breach Candy, Altamount Road-Kemps Corner as well as some parts of Worli are constantly ranked in the Global Property Index. Taj Mahal Hotel, Gateway of India, Victoria Terminus, Ballard Estate, and the Bombay Harbour are some of the most iconic landmarks of South Bombay. Billionaire Mukesh Ambani's $1.5 billion home Antilia is located here and is now a part of the iconic skyline. Most residents of South Mumbai belong to old money business, law, trade and fashion families. Geographically, South Mumbai lies at the southern most extent of Salsette Island. Most city residents use the term to refer to the stretch extending from Colaba to Mahim and Sion as South Mumbai. The area is delimited on the east by Mumbai harbour and on the west by the Arabian Sea. South Mumbai is also home to the many educational institutions; namely Cathedral and John Connon School, St. Anne's High School, Fort, JB Petit, Campion, Bombay International School, St. Mary's School, Mumbai etc, the most exclusive sports clubs: CCI, The Willingdon Sports Club, as well as the Bombay Gymkhana and hospitals such as Breach Candy Hospital, Bombay Hospital, Jaslok Hospital and Hurkisondas Hospital; in the nation. Significance South Mumbai hosts the Reserve Bank of India, Bombay Stock Exchange and one of the oldest YMCA buildings. Its primary business districts are the Fort, Nariman Point, Ballard Estate and more recently Lower Parel, Mumbai Central. Many leading Indian and multi-national companies are headquartered here. Chhatrapati Shivaji Maharaj Terminus (CSMT) and Churchgate serve as headquarters and starting point for country's Central Railway and Western Railway lines respectively. The headquarters of the Brihanmumbai Municipal Corporation, the governing civic body of Greater Mumbai is located in South Mumbai. The Bombay High Court is also in South Mumbai. The terrorist attacks of 2008 included many prominent South Mumbai locations including Taj Mahal Palace Hotel in Colaba, Leopold Cafe and Chhatrapati Shivaji Maharaj Terminus. The area houses a significant proportion of prime upmarket