A deep sea dive into Bermuda’s hidden depths

Guardian environment reporter Oliver Milman joins a group of scientists on an underwater expedition off the Bermuda coast to help chart its hidden depths and gauge the general health of the area’s reef and coral. Travelling in a two-man submersible, Milman and submarine pilot Kelvin Magee go on a journey 500ft below the surface Subscribe to The Guardian ► 6x9 experience solitary confinement ► The Guardian ► Suggested videos: ►