Between them, they bring to life the travellers, the traders and the raiders who helped to shape this world. When you use the words traders and raiders, one group of people above all springs to mind: the Vikings.
The spectacular Brink's-Mat robbery of 1983, when six robbers stole £26m (then $38m) in cash, diamonds and gold from a warehouse at Heathrow airport, led to much infighting.
But one major change was beyond the museum's control. In March of nineteen ninety, robbers dressed as police entered the museum and stole thirteen works of art.
The two men continue their travels, but the men are attacked by robbers and Ruthven is killed, but before he dies he makes Aubrey promise to keep his death a secret 'for a year and a day'.