Flag pole at Victory Memorial Gardens is a Derrick from HMAS Sydney, The Derrick contains the scar which was made by the German cruiser Emden during a battle off Cocos Island on 9th of November 1914.
<a href="//commons.wikimedia.org/wiki/User:Bidgee" title="User:Bidgee">Bidgee</a>
CC BY 3.0
<span class="int-own-work" lang="en">Own work</span>