The submerged, eroded, ancient reef of these islands had an intimidating topography at many sites – with overhanging ledges, box canyons, ridges, huge domes.
Intimidating Topography
Photograph by Terry Kerby or Max Cremer, courtesy of the Hawaiʻi Undersea Research Laboratory. Download larger version (jpg, 901 KB).

The submerged, eroded, ancient reef of these islands had an intimidating topography at many sites – with overhanging ledges, box canyons, ridges, huge domes.

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