| operator | name | named after | heritage designation | image | date founded | Height (m) | city | administrative división | continent | Country | latitude (°) | longitude (°) | Website | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Observatorio de Pula |  | 1848 | Pula | Istria County | Europe | Croatia | 44.8499984741 | 13.8333330154 | Website | Map | ||||
| Višnjan Observatory |  | Višnjan | Istria County | Europe | Croatia | 45.2666664124 | 13.7166662216 | Website | Map |