The explanatory sign at tower 2-46, detailing the geophysical research that revealed the traces of a palissade at the spot
| Creator: | Philip Verhagen |
| License: | Creative Commons Attribution-ShareAlike 3.0 |
| Attribution: | |
| Added: | 2019-06-21 20:04:02 |
| Uploaded by: | Philip Verhagen |
| EXIF data: | Camera: HMD Global, Nokia 8.1 Exposure: 343643/1000000000 Aperture: f/1.8 ISO: 100 |