One of the cruellest, most demeaning and excruciating ways to die. Since the Romans chose this as their method to execute Jesus Christ, most people wrongly associate crucifixion as a strictly sacred or religious symbol. In fact crucifixions didn't start with the Romans.
Nat Geo explorer Albert Lin takes viewers into the tomb of China's first emperor and unearths the terrible secrets that lie hidden with the Terracotta Warriors. Will the glittering and grim treasures that we are about to uncover rewrite history?
Dive into the Great Barrier Reef with Attenborough, explore Kakadu's Mountford rock art, peek inside the micro-worlds of the Galapagos, and be awed by the Great Wall of China when exploring the world's heritage sites.