50 years ago my parents set off on an epic adventure that took them across the globe. In two and half months they covered 19,000 miles and travelled through 16 countries; they flew from Vancouver to Hawaii, Japan, Hong Kong, Bangkok, and on to Calcutta. From there they took trains, buses, rickshaws and hitchhiked across India, Pakistan, Afghanistan, Iran, and Turkey. Finally ending their travels in Europe, with stopovers in Greece and Italy, settling down in Switzerland, their final destination. I grew up listening to stories of a broken down bus in the "Valley of Death", being...