Greenan Castle is a 16th-century ruined tower house, around 2+1⁄2 miles southwest of Ayr in South Ayrshire, Scotland. Situated at the top of a sea cliff, it was originally a promontory fort converted into a motte-and-bailey in the 12th century. In the 15th century a tower house was built by the Lords of the Isles, which later passed into the hands of the Kennedy family.
Preston Tower is a ruined L-plan keep in the ancient Scottish village of Prestonpans. It is situated within a few metres of two other historic houses, Hamilton House and Northfield House.
The Repentance Tower is a very rare example of a mid-16th century watch tower standing on Trailtrow Hill, six miles north-west of Annan, Dumfries and Galloway. Built in 1565 by John Maxwell, the tower takes its name from an inscription Repentance carved on the stonework above the entrance door.
Durris Castle or the House of Dores was an early royal residence on the southern bank of the River Dee in Aberdeenshire, Scotland. The castle controlled the northern end of the Crynes Corse Mounth trackway.
Balquhain Castle is a ruined tower house in Aberdeenshire, Scotland. It was the stronghold of the Leslies of Balquhain. The castle is located 4 kilometres (2.5 mi) west of Inverurie, and is protected as a scheduled monument.
Cockburn Tower was a small fortified house in Berwickshire, Scotland. Now little more than the outline of a foundation, it occupied a site on the southern slope of Cockburn Law overlooking the Whiteadder Water. The foundations of the Tower trace a roughly square outline measuring 12.8 metres (42 ft) by 11.6 metres (38 ft), according to a survey conducted in 1980.
Tor Castle is a ruined castle, about 3 miles north east of Fort William, Highland, Scotland, west of the River Lochy and east of the Caledonian Canal, near Torlundy.
Clackriach Castle was a 16th-century tower house, about 11 miles (18 km) north of Ellon, Aberdeenshire, Scotland, and 1 mile (1.6 km) south-east of Maud, south of the South Ugie Water.
Abercorn Castle was a 12th-century castle near Abercorn in West Lothian, Scotland.
Carfrae Bastle is a small ruined tower house about 5 miles (8.0 km) north of Lauder, Scottish Borders, Scotland, near Hillhouse
Tower of Lethendy is a 17th-century L-plan tower house, about 3.5 miles (5.6 km) south west of Blairgowrie, Perth and Kinross, Scotland, and about 0.5 miles (0.80 km) east of Kirkton of Lethendy.
Billie Castle is a ruined 15th century quadrangular castle, 3 miles (4.8 km) north west of Chirnside, Scottish Borders, Scotland, north of Billiemains. It was designated as a scheduled monument in 1988.
Borthwick Castle, Scottish Borders was a 16th-century L-plan tower house, about 1 mile (1.6 km) north west of Duns, Scottish Borders, Scotland.
Tower of Deskford was a 14th-century tower house, about 3.5 miles (5.6 km) south of Cullen, Moray, Scotland at Deskford, west of the burn. The tower and its associated buildings are a Scheduled Ancient Monument.
Easter Clune Castle is a ruined 16th-century tower house, about 6 miles (9.7 km) south-west of Banchory, Aberdeenshire, Scotland, and south of the Water of Feugh
Scrabster Castle was a castle, near Burnside, about 0.5 miles (0.80 km) north and west of Thurso, and 0.5 miles (0.80 km) south of the village of Scrabster, Highland in Scotland, south of Thurso Bay. It is on an eroding promontory.
