Via the Daily Mail:
These are the stunning images shot for an underwater film created using revolutionary technology.
The film took four years to shoot and costing a staggering £45 million to produce.
But it’s easy to see why: 500 hours of unedited film were shot using remote-controlled mini helicopters, divers, hydrodynamic cameras dragged behind boats and top speeds, and carefully tied poles.
Link thanks to PetaPixel