Culture of any Country can only be individual.

The animals on this planet live within the skin of itself.
The Culture of this Country is within the boundry of the Commonwwalth.
The History of the Culture of this Country is as follows;

indigenous inhabitants, white settler inhabitants,  Landscape,
Arts, buildings, Christian tradition under God, Songs and Poems,
and History of Events, the Constitution, Legislation, Government and Parliament.
What would all the refugees, asylum seekers and other people who
have migrated from other countries know about our culture?

People who arrive from other Countries indicates that this is multi-racial.