ABC Online | MH370: Deep sea volcanoes, ridges discovered in search for missing Malaysia ... ABC Online Remnants of volcanoes, towering ridges and deep trenches have been discovered by experts mapping the southern Indian Ocean as part of the search for missing Malaysia Airlines flight MH370. Australian authorities released the three-dimensional images, ... An undersea world of peaks, canyons and volcanoes Search for flight MH370 reveals underwater world on seabed MH370: Malaysia, Australia, China To Work Together In Phase Two Of Search ... |