Medieval fortress with stone walls

1280 × 960

Stone Castle Tower — Green, Serene, Afternoon

2400 × 1800

Festung Kufstein fortress

3008 × 2000

ancient stone fortress walls

1600 × 1030

ancient stone fortress walls

3648 × 2736

ancient stone fortress by the sea

800 × 600

Kamianets-Podilskyi Castle — Gray

1600 × 1016

Ruined Stone Fortress — Gray

4320 × 3240

Ruined Stone Castle — Green, Dramatic, Afternoon, Photograph, Grass

1936 × 1296

ancient fortress courtyard

2592 × 1944

Festung Königstein Fortress — Gray

1920 × 1200

Ancient Stone Fortress — Brown

2560 × 1440