| Name | Berkeley Mystery Walls |
| Address | Fremont, California |
| Date | 0000-00-00 |
| Time | 00:00:00 |
| Category | unknown |
| Description | Neither Spanish settlers nor anyone since has been able to tell who built these strange California rock walls.... |
| Coordinates | 37.51170, -121.87770 |
| Web address | /places/berkeley-mystery-walls |