Crystal Cave of Svmnafellsjvkull in Skaftafell national park, Iceland
6 `! f. @) e) Q* g5 D0 n
. S1 o3 U" P; W2 pNature 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,bttvb1 }$ z2 P& Q4 Q# j
$ l/ Y' y2 }% q4 _
. o! G( @: `$ e. K; y8 MChanging 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 |