Cathedral of St Michael and St John a rare example of one of only four 19th century Cathedrals in NSW and is the second Cathedral to be built in the colony. The design of the building is one of only a few prepared by English architect Charles Hansom for use in Australia and notably modelled on St Osburg's Church in Coventry dating from the 1840s. The place is important in demonstrating the principal characteristics of a class of cultural or natural places/environments in New South Wales. The Cathedral of Saints Michael and John is representative example of a mid 19thbcentury Catholic Cathedral which was established during a
St. Michael's Cathedral Basilica (Toronto) St. Michael’s Cathedral. Also buried in the crypt is a man who fell from the roof during construction. The cathedral was dedicated on August 29, 1848, to St. Michael the Archangel. On September 29, 1848, the cathedral was consecrated after substantial work by the Honourable John Elmsley and his friend Samuel G. Lynn to reduce the debt. The seventy nine meter bell tower, which contains two bells, was consecrated in 1866. The cathedral played an instrumental role in the founding of nearby St. Michael's Hospital when the Sisters of Saint Joseph, who came to Toronto at the request of Bishop