42 Mystery deepens over HUGE objects washing up on Australian beaches - as another massive item appears just hours after a 20,000 litre drum was pulled from the ocean in Sydney’s east (www.dailymail.co.uk) posted 3 years ago by 20-guage 3 years ago by 20-guage +42 / -0 13 comments share 13 comments share save hide report block hide replies
https://www.lyndaeveringham.com/post/melbourne-a-world-leader-in-tunnel-operations-illuminati-arrives-on-the-first-fleet-in-1788
This article contains an alleged map of some of Australia's DUMBS. Cross check against Google maps shows this beach right next to said tunnels.