Geologic map of Yellowstone Region showing fault lines, caldera outlines & lava flows in black & white
Photo Date: September 1992
Photo Category: Volcanics, Igneous
| 640 x 473 | 96.06 KB | |
| 1280 x 946 | 296.04 KB | |
| 1791 x 1323 | 584.20 KB |
| Added On | 31st October 2015 |
| Viewed | 6 viewed |