10 meters deep without breathing ! London 2012 olympics. men's 10 meters diving Scuba certification gauge
Scuba depth gauge Meter platform jump off What's it like to jump off a 10-meter platform?
.
.
Scuba Depth Gauge - Depth Monitoring Devices - IDC Phuket
What's it like to jump off a 10-meter platform? - YouTube
London 2012 Olympics. Men's 10 meters diving - YouTube