A panorama of 180 ° composed of 10 photos. At 97 m depth, in the middle of the twilight zone, the edge of the 3 rd is scattered with small caves or cavities. Above, a field of coral antipathair type caps the edge of the drop. For the record, 5 minutes after taking this picture, a schoal of at least 100 hammerhead sharks have swam in the blue, in limit of visibility. The magic of the Twilight zone.