Some formations in Columbia Canyon (near y47). Does this remind anyone of some other cave? - Ralph Hartley April 12, 2003, Memorial Day cave
| File size | 552393 |
| Original date | 1/1/00 1:04 PM |
| Resolution | 1200 x 1600 |
| Flash | 1 |
| Focal length | 5.2mm |
| Exposure time | 1/60s |
| Aperture | 2.4 |
| Focus Distance | 65.53m |
| Metering Mode | Evaluative |
| Camera make | Hewlett-Packard |
| Camera model | HP PhotoSmart 618 (V1.10) |
| Sensor type |