Five years after his first documentary, award-winning producer/director Torsten Hoffmann revisits Bitcoin and sets out to explore the evolution of the blockchain industry and its new promise. Can this technology, designed to operate independent of trust and within a decentralized network, really provide a robust alternative to the Internet as we know it?

　　Nicholas Crane rediscovers the 'lost' masterpiece Britannia on an epic 5000 mile hike battling the elements in search of Elizabethan Britain.

　　As Christie's celebrates its 250th anniversary, this two-part series follows the drama behind iconic art auctions across the globe to reveal how the world's biggest auction house operates.

　　记者Michael Ware获得史无前例的机会，能与士兵和恐怖份子近距离接触，深入描写伊拉克战争，毫无保留地呈现史诗般的故事。

Created by the monarch, Dukedoms are gradually becoming extinct - the last one was created by Queen Victoria. In this one-off documentary Michael Waldman meets some of the last vestiges of this level of British aristocracy, and asks what has become of those who remain. 　　In 2012 South African Bruce Murray found himself becoming the 12th Duke of Atholl and heading up the only priv...