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An epic journey revealing the real Mars, as you've never seen it before. Using data from orbiters and rovers to build accurate views of the red planet and uncover its secrets. On a single circuit of Mars from dawn to dusk, encounter monster volcanos, ancient lakes, alien ice-worlds and spacecraft crash sites. Explore humanity's Martian obsession, join the relentless search for ...。A wedding planner ends up in a remote Alaskan town and falls in love with its Christmas pageantry, as well as the local man helping her find a rare flower.。太平洋某座生物研究所内，最新研究的鱼类加速繁殖计划得到了突破，并在繁殖力极低的鲨鱼身上试验成功。实验室的科学家们大喜过望，称这项研究将彻底解决全球食物问题。只有总负责人博士袁聪认为此举会破坏现有的生态环境，力排众议下令销毁实验鲨鱼。然而实验组的副手莫雷将这些鲨鱼看成毕生心血，偷走几条幼鲨准备转移，谁知在路上被咬伤出了事故，幼鲨逃进下水道进入了大海。没过多久，若干处海边出现鲨鱼群体袭击事件，原来这些鲨鱼的背后有一只超级巨大的母鲨......。