| Name | Holt House |
| Address | National Zoo, Washington, District of Columbia, United States |
| Date | 0000-00-00 |
| Time | 00:00:00 |
| Category | unknown |
| Description | There's a crumbling old mansion inside the Smithsonian National Zoo.... |
| Coordinates | 38.92510, -77.04710 |
| Web address | /places/holt-house |