English: The Sydney Monorail (originally TNT Harbourlink and later Metro Monorail) was a single-loop monorail in Sydney, Australia, that connected Darling Harbour, Chinatown and the Sydney central business and shopping districts. It opened in July 1988 and closed in June 2013. There were eight stations on the 3.6 kilometre loop, with up to four trains operating simultaneously. It served major attractions and facilities such as the Powerhouse Museum, Sydney Aquarium and Sydney Convention and Exhibition Centre.