1998年敬请关注！
简介：Join Dr. Robert Ballard, discoverer of the Titanic, on an expedition in the Mediterranean where he uncovers eight ancient roman wrecks beneath the sea, and thousands of artifacts spanning more than 2,000 years of human history.…
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1998年敬请关注！
简介：Join Dr. Robert Ballard, discoverer of the Titanic, on an expedition in the Mediterranean where he uncovers eight ancient roman wrecks beneath the sea, and thousands of artifacts spanning more than 2,000 years of human history.…
