Unzen viewed from Kita-Kamikoba |
Closer view, revealing dome structure |
Sketch map showing cumulative extent of pyroclastic flow (PF) and Lahar (Debris Flow) deposits from 1990-95 eruption. |
Sketch map showing extent of 15 September 1991 Pyroclastic flow and surge. Location of burnt Elementary School is indicated. |
Burnt shell of Ohnokoba Elementary School |
School and burnt playground feature |
Remains of burnt out science (?) classroom |
Burnt entrance of Ohnokoba Elementary School |
Vinyl drainpipe melted by surge and following fires |
Frame of building burnt by surges in Kita-Kamikoba area |
Oshigadani valley and its gorge which connects it to Mizunashi River (bottom left) |
Looking westwards over Oshigadani valley |
Remains of two large extrusion lobes |
Boulders on dome talus slope in Oshigadani valley |
Mt Fugen / Heisei-Shinzan Peak |
Mt Fugen Heizei-Shinzan dome complex |
Sabo channels for erosion control |
Series of Sabo dams, Mizunashi River |
Sabo dams with school and observatory behind |
Series of Sabo dams, Mizunashi River |
Series of Sabo dams (slit dam at left side), Mizunashi River |
Series of Sabo dams (stepped check dams) in Oshigadani River gorge |