《圆环（美国版）》第 2 季重磅回归，本季共 13 集，比上一季更加一波三折，暗潮汹涌！八名新人加入《圆环》，他们将在一个独特的社交媒体平台上互相搭讪、交友、惹恼别人，并在挑战中相互较劲，最终人气最旺的参赛者将获得现金大奖。在争夺 10 万美元的过程中，他们能否赢得影响力并弄清楚谁是真货，谁又在演戏？不容错过的社交媒体竞赛节目《圆环（美国版）》为期四周，于 4 月 14 日上线，并在 4 月 21 日、28 日更新，在 5 月 5 日播出本季大结局。
Discovery's 'Shipwreck Men' features modern day pirates patrolling the coast of southern Florida - and the bounty they're after is boats in distress. Salvage companies scan the waters day and night. When trouble strikes they race into action, whether it's saving a sinking vessel, rescuing boats from dangerous hurricane storms or putting out a massive fire. While their intentions are good, it doesn't mean it isn't a cutthroat business.
Sex workers Holiday, Endza, Cayenne, and Jessie give clients intimate experiences ranging from the pleasurable to the painful. In the process, they give a deep dive into their personal lives. Following these four sex workers in Seattle, Sex Next Door is a documentary with unprecedented, uncensored access into the sex work industry. The series pulls back the curtain on an often stigmatized profession, resulting in a candid, surprising glimpse into its workers' relationships with family, clients, and partners.
创新从太空角度切入，融合最权威的知识和探索，在浓缩的2个小时里，节目深入探究人类从未了解的有45亿年神秘历史的地球；追朔我们从何处来，未来又将去向何处？ 节目始终以地球为主线，结合科学家和宇航员们的亲身讲解，向人们完整呈现关于地球的形成和演变，以及地球生命的出现和生物多样性；更不乏在过去和现实基础上思考当代社会的出现和面临的问题，以及未来将去向何处.....
World's Most Extreme takes you to the most jaw-dropping and extreme places anywhere in the world.
如果提到南非，你会先想到什么呢？ 钻石？世界杯？那已经是一年多之前的事情啦！ 不过这部BBC因为2010世界杯而拍摄的南非纪录片，将带你走进这个号称“一国一世界”的彩虹之国，最完美的航拍角度，最贴近土地的徒步行走，蜿蜒的海岸线，遥远的史前文明痕迹......
19世纪的英国有"日不落国"之称，随着两次世界大战、民族主义和资本主义兴起后，逐渐式微。本节目将逐一解说英国近代大事，细说大英帝国的兴衰。英国在欧洲历史中有不可动摇的地位，不管在政治、经济、外交等方面，都是奠定欧洲基础的基石。英国殖民地曾遍及世界各地，一天24小时都可见到太阳，所以被称为"日不落帝国"。英国之所以发展壮大、强盛发达，与对其殖民地的残酷掠夺分不开，而这也是英国盛衰的重要关键。「大英帝国实录」这一系列节目，将带各位深入了解。
《广岛原爆浩劫》以每毫秒进行的精细程度，让观众体验身在核爆现场的感受。从首次于新墨西哥州举行试爆的3周前开始，到投掷原子弹的最后一刻，节目让观众如临现场，目睹重大政治决策决定的过程；亲身体验B52轰炸机前往广岛执行致命任务、投掷小男孩原子弹的历程；接着深入原子弹内部，从中观察其爆炸的过程；并在广岛的市街上感受原子弹着地强烈冲击。 本节目运用时间截分摄影技术，将爆炸最初时刻的组成部分逐一细分。然后时间会再度加速。我们将显现生还者如何面对这场大混乱......
Future Firepower is a brand new series taking a look at new weapons being developed from high tech remote controlled weapons and devastating rapid firing machine guns, to next generation rocket launchers. Future Firepower gives an insight into each weapon and what catastrophic destruction it can cause through demonstrations with members of the military. Episodes include… Rogue State（流氓国家） Super Powers（超级大国） Asymmetric War（不对称战）
