British Museum, United Kingdom. It is the world's largest museum, containing the great heritage of civilisations from all over the world. However, of the eight million items in its collection, only 1% are on display, while the remaining 99% lie in storage. In the museum's backyard, scientific analysis and cutting-edge research continues daily on these previously unseen objects. This is full-scale coverage of the British Museum's hidden behind-the-scenes activities. New truths about ancient history that have remained a mystery until now are revealed.