What was the total damage cost of Cyclone Tracy?

Cyclone Tracy, which struck Darwin, Australia, on Christmas Day in 1974, caused extensive destruction, resulting in an estimated damage cost of around AUD 837 million at the time. This figure would be equivalent to several billion dollars today when adjusted for inflation. The cyclone destroyed approximately 70% of Darwin's buildings and left thousands homeless. The disaster prompted significant changes in building codes and disaster management in Australia.