This is a Quicktime VR movie of Anatahan island, located in the Mariana volcanic chain. After the file has loaded, you can rotate the volcano in any direction by holding down the mouse button and dragging the cursor inside the movie window. A semi-transparent plane represents sea level, and the part of the volcano above sealevel is colored green. Vertical exaggeration is 2.5. Animation by Clay Hamilton and Bill Chadwick.