Ireland, County Kerry, Killarney, Ross Castle, 15th-century tower house and keep on the edge of Lough Leane in Killarney National Park, the ancestral home of the Clan O'Donoghue.

Ireland, County Kerry, Killarney, Ross Castle, 15th-century tower house and keep on the edge of Lough Leane in Killarney National Park, the ancestral home of the Clan O'Donoghue.

Germany, Bavaria, Augsburg, The Weberhaus a former weavers guild house originally built in 1389 but rebuilt in 1913.

Germany, Bavaria, Augsburg, The Weberhaus a former weavers guild house originally built in 1389 but rebuilt in 1913.

England, Shropshire, Ironbridge, Grade 1 listed cast iron bridge across the river Severn.

England, Shropshire, Ironbridge, Grade 1 listed cast iron bridge across the river Severn.

England, Shropshire, Ironbridge, Grade 1 listed cast iron bridge across the river Severn.

Ireland, County Waterford, Dungarvan Castle, restored barracks in the courtyard.

Ireland, County Waterford, Dungarvan Castle, entrance gate leading in to the courtyard.

Ireland, County Kildare, Moone High Cross dating from the 8th century but which lay buried and undiscovered until 1835 before being restored.

Ireland, County Carlow, Borris, restored 19th century railway viaduct dating from 1858.

Holland, Rotterdam, Delfshaven, Molen de Distilleerketel or the Distilling Kettle Mill which was built in 1727 and restored in 1986.