Lava tube. View into an active lava tube. Lava tubes form when the surface of a lava flow cools and solidifies,while the interior remains molten. The molten lava then flows through a hollow passage of cooled rock. Here,part of the roof of the tube has collapsed,allowing a view into the tube | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / O'Meara, Stephen & Donna |
Taille de l’image : | 3634 px × 2423 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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