![Spine Evolution and Incandescent Rockfalls Spine Evolution and Incandescent Rockfalls](icons/a34.jpg) 20 March 2002, 6h from Jack Boy Hill. The growing spine at the dome's top emerges from the morning fog. | ![Spine Evolution and Incandescent Rockfalls Spine Evolution and Incandescent Rockfalls](icons/a33.jpg) 20 March 2002, 7h. As the fog disappears the whole dome, topped by the growing spine, appears. | ![Spine Evolution and Incandescent Rockfalls Spine Evolution and Incandescent Rockfalls](icons/a32.jpg) 22 March 2002, 7h. Two days later, the spine has fallen, while another, smaller one is growing. | ![Spine Evolution and Incandescent Rockfalls Spine Evolution and Incandescent Rockfalls](icons/a20.jpg) 22 March 2002, 7h. Continuous rockfalls, released by the growing spine, raise white trails of dust. |
![Spine Evolution and Incandescent Rockfalls Spine Evolution and Incandescent Rockfalls](icons/a29.jpg) 19 March 2002, 19h from Jack Boy Hill. At dusk incandescent rockfalls release dense trails of dust. The spine is in the fog. | ![Spine Evolution and Incandescent Rockfalls Spine Evolution and Incandescent Rockfalls](icons/a26.jpg) 20 March 2002, 5h. At night, the whole incandescent spine glows through the clouds. Above the Milky Way. | ![Spine Evolution and Incandescent Rockfalls Spine Evolution and Incandescent Rockfalls](icons/a25.jpg) 20 March 2002, 5h. The glowing dome and the Milky Way. A fireball falls over left horizon. | ![Spine Evolution and Incandescent Rockfalls Spine Evolution and Incandescent Rockfalls](icons/a24.jpg) 20 March 2002, 6h. Dawn illuminates the steam released by the dome. |
![Spine Evolution and Incandescent Rockfalls Spine Evolution and Incandescent Rockfalls](icons/a23.jpg) 21 March 2002, 5h. The eruption rate is at a high level: 2 cubic meters of lava are released per second. | ![Spine Evolution and Incandescent Rockfalls Spine Evolution and Incandescent Rockfalls](icons/a22.jpg) 22 March 2002, 6h. Glowing rockfalls cause dust trails. | ![Spine Evolution and Incandescent Rockfalls Spine Evolution and Incandescent Rockfalls](icons/a21.jpg) 22 March 2002, 6h. The spine is the source of most rockfalls. | ![Spine Evolution and Incandescent Rockfalls Spine Evolution and Incandescent Rockfalls](icons/a19.jpg) 22 March 2002, 7h. Dust trails raised by continuous rockfalls. |