The vandalism unfolded in Sydney, Melbourne and Canberra. Australia Day is a divisive holiday that critics see as a symbol of racism and oppression.

People are set to gather around the country today to mark Australia Day, with a mix of citizenship ceremonies and other celebrations, as well as protests, to take place.

Two historic statues were damaged in Melbourne ahead of Australia Day celebrations on Sunday, with tens of thousands of people across the country joining protests in support of Aboriginal groups who say the date is not one to cheer.

Tens of thousands of people across the country joined protests in support of Aboriginal groups, who say the date is not one to celebrate.