Nasii

Blue  Holes Blue  holes are giant and sudden drops in underwater elevation that get  their name from the dark and foreboding blue tone they exhibit when  viewed from above in relationship to surrounding waters.   They  can be hundreds of feet deep and while divers are able to explore some  of them they are largely  [ Read More ]

Columnar  Basalt When  a thick lava flow cools, it contracts vertically but cracks  perpendicular to its directional flow with remarkable geometric  regularity – in most cases forming a regular grid of remarkable  hexagonal extrusions that almost appear to be made by man.   One  of the most famous such examples is the Giant’s Causeway on  [ Read More ]

Sailing  Stones The  mysterious moving stones of the packed-mud desert of Death  Valley have  been a center of scientific controversy  for decades. Rocks  weighing up to hundreds of pounds have been known to move up to  hundreds of yards  at a time. Some  scientists have proposed that a combination of strong winds and  surface ice  [ Read More ]