Crystal Cave of Svmnafellsjvkull in Skaftafell national park, Iceland
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Nature at its best: Created by the awesome forces of the Vatnajvkull ice cap in the south of the volcanic island, the deep blue cave was formed by the glacier meeting the coastlinetvb now,tvbnow,bttvb; J2 ~/ O) ^+ J9 X- V
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8 L; p$ k! H. D9 G/ X1 ptvb now,tvbnow,bttvbChanging size: Accessible through a 22-foot entrance on the shoreline, the cave tapers to a tight squeeze at the end no more than four feet high |