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- Solar Observatory - Tower 2 and Tower 3 - external appearance
Solar Observatory - Tower 2 and Tower 3 - external appearance
| Tipo | observatorio |
|---|---|
| País | Austria |
| Ubicación | Treffen am Ossiacher See |
| Parte de | Kanzelhoehe Solar Observatory |
Fuentes: Wikidata (CC0) · Wikidata Q64764964