1) The Sydney Harbour Bridge is the widest long-span bridge and tallest steel arch bridge in the world, and the 5th longest spanning-arch bridge according to Guinness World Records.
2) It is the 12th most expensive city with property prices averaging USD8,717 per square metre.
3) The Sydney Mint built between 1811 and 1816 is the oldest public building in the Sydney Central Business District.
4) It is the capital of Australia's ICT industry, with 76 per cent of Australia's ICT regional headquarters and operating centres located in NSW.
5) The Sydney Tower was the tallest structure when it opened in 1981, and still is the second tallest freestanding structure in all of
at 1,001 feet over the Sydney CBD.
6) The Harbour Bridge is known by the locals as "The Coat Hanger" due to its distinct shape.
7) Cadman's Cottage built in 1816 is the oldest house in Sydney located in The Rocks.
8) It was the site of the 1st European colony in 1788 when convict-bearing ships of the first fleet came from England to set up the colony of New South Wales.
9) English, Arabic, Cantonese, Mandarin, Greek and Vietnamese are the main languages spoken in Sydney.
10) It was in the Guinness Book of Records for producing the longest line of pizzas at 221 metres in the Italian quarter of Leichardt.
11) Cricket is the most popular summer sport in Sydney and the city will host games in the 2015 Cricket World Cup.
12) Australia's largest outdoor sculpture exhibit, "Sculpture by the Sea", began at Bondi Beach in 1996.
13) The Sydney Fish Market is the largest market of its kind in the Southern Hemisphere and the world's 3rd largest fish market.
14) George Street is the oldest street in the whole of Australia.
15) It accounts for about 1/3 of the employment in Australia's finance industry with 65% of Australia's finance industry located here including banks (domestic & foreign), financial services, insurance, funds management and stockbroking firms.
16) Operating since 1875, the Sydney Ferries carries over 14 million passengers each year in and around Sydney.
17) The cost of building the Sydney Opera House ended up at AUD102 million instead of the original estimate of AUD7 million.
18) The eastern suburbs enclave of Point Piper in Sydney is the 9th most expensive street in the world at AUD20,900 per square metre with median value of all houses at AUD7.38 million.
19) Rugby league is the most popular sport in Sydney. The NRL which began in Sydney in 1908 is the largest and most prestigious domestic rugby league competition in the Southern Hemisphere.
20) The Sydney region has been inhabited by indigenous Australians for at least 30,000 years based on radio carbon dating.