Friedrichstein Castle
| Image |  |
|---|---|
| Description | castle in Russia, formerly East-Prussia |
| Author/s |
architect: John von Collas |
| Publication date | |
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| Country of origin | |
| Wikipedia link | https://en.wikipedia.org/wiki/Friedrichstein_Palace |
| Copyright status | |
| Missing/wrong data? | Edit Wikidata item |