简介： Documentary following the police department in Flint, Michigan as they struggle with dwindling resources and crumbling infrastructure in a community
简介： 《海底大揭秘》揭开了我们的大海里隐藏的秘密和失落的世界。这一创新系列运用突破性的技术、惊险的摄影和顶级海洋考古学家的评论，对人类文明的史诗和地球本身的深层历史提供了深刻的新见解，揭露了沉没的城市、沉船、宝藏和深海令人惊叹的自然奇观。 S5 E1 - The Secrets of Pompeii
简介： National Geographic Explorer Albert Lin ventures into the Guatemalan jungle to explore how a new high-tech treasure map is revealing tens of thousan
