Formidable fortresses - 20 imposing castles

Take a look at these formidable fortresses from around the world - maybe not the most beautiful castles but they cast an imposing and impressive shadow on the landscape.

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Formidable fortresses - 20 imposing castles

Mountains Enthroned: Visit the Epic Castles of South Tyrol

Formidable fortresses - 20 imposing castles

Why Wales is the Place to Go for Medieval Castles (Video

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Mountains Enthroned: Visit the Epic Castles of South Tyrol

Unyielding Majesty: England's Top 10 Impregnable Castles and