antarctic expedition national geographic Archives - ToursMaps.com ® http://toursmaps.com/tag/antarctic-expedition-national-geographic Thu, 24 Aug 2017 20:12:06 +0000 en-US hourly 1 https://wordpress.org/?v=6.0.9 Antarctic Expedition Cruises http://toursmaps.com/antarctic-expedition-cruises.html http://toursmaps.com/antarctic-expedition-cruises.html#respond Tue, 26 Sep 2017 13:58:00 +0000 http://toursmaps.com/?p=243624 The Dome is constructed from geodesic aluminium, 50 metres in diameter at the base and approximately 17 metres high at its apex. The entrance is down a long, gloomy ramp, walking down it feels rather like entering into an underground dungeon or wandering through a set for a sci-fi film. We pass through several sets of doors and coverings designed to keep the cold out and the heat in. There are hot air blowers to provide continual heating. The system works well and soon we start to warm up and need to disrobe our outer garments. It seems almost impossible

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