斯瓦尔巴群岛 - 北极圈之旅 @2023

北极圈、冰川、北极熊、海豹、海象、海雀、北极狐、捕鲸、北纬80°、极昼、荒野、斯皮茨贝尔根、科研、峡湾、冰山、永冻土、采矿、群岛、探索、北极跳水
Arctic Circle, glaciers, polar bears, seals, walruses, puffins, arctic fox, whaling, 80°N latitude, midnight sun, wilderness, Spitsbergen, research, fjords, icebergs, permafrost, mining, archipelago, exploration, polar plunge