Tunnels and fake ‘forests’: How to survive in the world’s harshest climates
By Maureen O’Hare, CNN (CNN) — In our roundup of CNN Travel stories this week: five-star luxury in Turkey, a fairytale castle with an underground Nazi complex, plus a bikini problem on an Australian bus. Extreme climates Canadian winters are not for the unprepared. Temperatures can drop as low as -4 F (-20 C) in
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