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.

Formidable fortresses - 20 imposing castles

14 Beautiful Medieval Castles to Visit in Europe - AFAR

Commanding Castle STL Pack

What is/was the strongest fort/castle for defense from any era

Discover the Medieval Alsace Castles - French Moments

Best Castles in Europe – California Globetrotter

14 Beautiful Medieval Castles to Visit in Europe - AFAR

Dover Castle: history, tunnels and how to visit

11 Breathtaking Castles in Spain