View of Rokuban-yagura Turret and moat at Osaka Castle (Osaka-jo) on a sunny day, Chuo Ward, Osaka, Honshu, Japan

View of Osaka Castle (Osaka-jo) on a sunny day, Chuo Ward, Osaka, Honshu, Japan

View of Osaka Castle (Osaka-jo) on a sunny day, Chuo Ward, Osaka, Honshu, Japan

View of Osaka Castle (Osaka-jo) on a sunny day, Chuo Ward, Osaka, Honshu, Japan

View of Osaka Castle (Osaka-jo) at dusk, Chuo Ward, Osaka, Honshu, Japan

View of Osaka Castle (Osaka-jo) at dusk, Chuo Ward, Osaka, Honshu, Japan

Methoni castle and bridge entrance, Peloponnese, Greece

View of Nezumita-mon Gate, entrance to Kanazawa Castle and Park at sunset, Kanazawa City, Ishikawa Prefecture, Honshu, Japan

View of Hashizume-mon Gate, Kanazawa Castle, Kanazawa City, Ishikawa Prefecture, Honshu, Japan

View of Hiroshima Castle, with museum, Motomachi, Naka Ward, Hiroshima, Honshu, Japan

Prague Castle at sunrise, UNESCO World Heritage Site, UNESCO World Heritage Site, Prague, Czech Republic (Czechia), Europe

The Castle, an iconic sandstone peak forming part of the Waterpocket Fold, autumn, Fruita, Capitol Reef National Park, Utah, United States of America, North America

View of pastel coloured villas and Sant'Elmo Castle from Rotonda Diaz, Naples, Campania, Italy, Europe

St Catherine's Monastery at foot of Mount (Mount el-Deir), also Mount Sinai, in Sinai Desert in Egypt

Majestic medieval castle on a hill with cloudy sky at dusk, showcasing historical architecture, Northumberland, England, United Kingdom, Europe

St Catherine's Monastery at foot of Mount (Mount el-Deir), also Mount Sinai, in Sinai Desert in Egypt

Nijo castle,UNESCO World Heritage Site,Kyoto, Japan.

Nijo castle,UNESCO World Heritage Site,Kyoto, Japan.

The castle and the gardens of Villandry, Loire Valley, France. The beautiful castle and gardens at Villandry, UNESCO World Heritage Site, Indre et Loire, Centre, France, Europe These gardens are divided into different areas; an ornamental next to the castle (dedicated to the tender love, passionate love, the unfaithful love and tragic love); a water garden around the pond; and a garden of medicinal herbs; aromatic; and horticulture.

Water Tower detail Chicago Illinois USA

Water Tower detail Chicago Illinois USA