Planning fallacy
The Sydney Opera House was expected to be completed in 1963. A scaled-down version opened in 1973, a decade later. The original cost was estimated at $7 million, but its delayed completion led to a cost of $102 million.
Tourism in Sydney
Tourism in Sydney, Australia forms an important part of the city's economy. The city received 10.67 million domestic visitors and 4.05 million international visitors in year ending September 2018. The most famous attractions include the Sydney Opera House, and the Sydney Harbour Bridge. Other attractions include the Sydney Mardi Gras, Royal Botanical Gardens, Luna Park, the beaches and Sydney Tower.