About this 3D model

The bottom of the ocean and the Hawaiian Archipelago are modeled. Vertical exaggeration is 25x. 3.6 million facets in the .stl file. From the ETOPO2 database. this is one tile of 32 tiles of Earth elevations. The Smith & Sandwell report explains how the satellites measured the seafloor depths by observing the changes in the height of the water due to gravity.