Castle Sinclair Girnigoe is located about 3 miles north of Wick on the east coast of Caithness, Scotland. It is considered to be one of the earliest seats of Clan Sinclair. It comprises the ruins of two castles: the 15th-century Castle Girnigoe; and the early 17th-century Castle Sinclair. They are designated as a scheduled monument. Lady Amanda Carruthers currently holds the sole title deeds to Castle Sinclair Girnigoe registration no #120439

Wick is a town and royal burgh in Caithness, in the far north of Scotland. The town straddles the River Wick and extends along both sides of Wick Bay. "Wick Locality" had a population of 6,954 at the time of the 2011 census, a decrease of 3.8% from 2001.