Star shaped Fort Goryokaku in the cherry blossom, Hakodate, Hokkaido, Japan, Asia

Valletta, Malta 18th century Baroque architecture Fort Manoel by sea, star bastion fortification north west of Maltese capital.

Night sky and Milky Way over Leeds Castle, near Maidstone, Kent, England, United Kingdom, Europe

Leeds castle illuminated reflected in moat showing star trails in the night sky, near Maidstone, Kent, England, United Kingdom, Europe

Concentric star trail over a medieval castle in the Italian countryside, Emilia Romagna, Italy, Europe

Entrance gate to Purana Quila, Old Fort, Delhi, India, Asia

Milky Way above the castle, Quiberon, Brittany, France, Europe

Aerial of the star shaped Citadel of Alessandria, Alessandria, Piedmont, Italy, Europe

Traditional maroccan village in the Atlas Mountains , Ait Benhaddou , Marokko , Afrika

View on the Kasbah , Ouarzazate , Morocco , Africa

Bastions proctecting the Portas de Olivenca. Fort Santa Luzia, the greatest preserved fortification of the 17th century worldwide. Elvas in the Alentejo close to the spanish border. Elvas is listed as UNESCO world heritage. Europe, Southern Europe, Portugal, March

View over the town with the fortifications of Fort Santa Luzia, the greatest preserved fortification worldwide dating back to the 17th century.Elvas in the Alentejo close to the spanish border. Elvas is listed as UNESCO world heritage. Europe, Southern Europe, Portugal, March

Aerial view of Prince of Wales Fort along coast of Hudson Bay, Churchill, Manitoba, Canada