The Rundetarn, Copenhagen, Denmark; Historical Round Tower

Italy, Emilia-Romagna, Ravenna, Basilica Di San Vitale, Brick round tower and stone church against sky with clouds

Stone round tower framed by archway of roofless church with blue sky and clouds; Cashel, County Tipperary, Ireland

Round stone castle structure in grassy field with stone wall and turret in background; County Galway, Ireland

Round stone castle struture in grassy field with blue sky and clouds; County Galway, Ireland

Mccaig's Tower; Oban Argyll Scotland

Round tower with a field of yellow wildflowers in the foreground; South Shields, Tyne and Wear, England

Stone castle framed in a silhouetted entrance way with blue sky; County Galway, Ireland

Ruins of a stone castle with stone wall and blue sky; County Galway, Ireland

Ancient stone ruin with stone wall, turret and church on rocky grassy hillside with blue sky and clouds; Cashel, County Tipperary, Ireland

View of a canal boat on the River Avon through a hole in a stone wall; Bath, Somerset, England

The seventeenth century palace of King Fasilides; Gondar, Ethiopia

Metallic ball changing into figure of starfish step by step

Industry & Technology -line art Capstan A Capstan is a device used in dockyards and on ships to move great weights with chains and ropes. The drum is driven by steam or electricity. |

Industry & Technology -line art Capstan A Capstan is a device used in dockyards and on ships to move great weights with chains and ropes. The drum is driven by steam or electricity. |

Painting of Santa Claus smiling through window, Illustration

Rear view of maintenance engineers climbing on electricity pylon

Patterns & Motifs - line art Assyrian Ornament c. 1300BC Assyria is an ancient kingdom in Mesopotamia (modern day northern Iraq and south eastern Turkey) which lies between the Tigris & Euphrates rivers (Mesopotamia is Greek for "between the rivers")

An illustration of cars driving around an oval track

Round Stone Tower At Glendalough