Building above-ground settlement : r/dwarffortress

Castles and Fortresses that you may have never heard of

10 Most Amazing Fortresses in Bulgaria

Koblenz, Germany. 30th Apr, 2020. Ehrenbreitstein Fortress, the largest part of the major Koblenz fortress, is situated high above the Rhine with a view of the city and the Deutsches Eck at

A Bucket List of Star Cities Scattered Across our Globe

A Bucket List of Star Cities Scattered Across our Globe

This country has the most castles in Europe

Zefat Fortress - BibleWalks 500+ sites

Fortress Collection of Licensed Images, Artwork and Photos #250

Fortress from Ottoman, Byzantine eras to become Istanbul's most glamorous cultural venue

Belgrade Fortress - Wikipedia