Sally and Ann's Excellent Adventure 27: Bilgola Pool Outlet Pipe

In 2010, a man was swimming in the pool, doing his laps, when a coucil worker came along to prepare for the weekly pool cleaning. He opened the outlet valve, and the man was sucked through the pipe and ended up on the sand below. Fortunately he survived, but with cuts due to the rough, barnacle covered interior.

You can read about it here.