WAberscross Castle was a castle near the deserted village at Aberscross, near Dornoch, Highland in Scotland.
WAuldearn Castle was a castle near the village of Auldearn, Highland in Scotland.
WBorve Castle in Sutherland, Scottish Highlands is now a ruin. Formerly called the House of Burro. It was built in Kirtomy Bay near the hamlet of Farr. It is also known as Farr Castle.
WDelny Castle was a castle near the hamlet of Delny, Highland in Scotland.
WDingwall Castle was a medieval fort and royal castle in the town of Dingwall, eastern Ross-shire, Scotland.
WDunscaith Castle also known as Dun Scaich, Dun Sgathaich Castle and Tokavaig, is a ruined castle on the coast of the Isle of Skye, in the north-west of Scotland. It is located in the Parish of Sleat, in the Highland council area, and in the former county of Inverness-shire, at grid reference NG595120. Also called "Fortress of Shadows", it is named after and was the home of the warrior maiden Scáthach. It is protected as a scheduled monument.
WFairburn Tower is a ruined Scottish castle near Inverness and the Muir of Ord in the parish of Urray.
WForse Castle is a ruined building dating from 1200 in the hamlet of Forse in the Caithness region in the Scottish council area of Highland. It is protected as a scheduled ancient monument.
WKeiss Castle is a partially ruined castle in Scotland, which stands on sheer cliffs overlooking Sinclair's Bay less than one mile north of Keiss village centre, Caithness, Highland, Scotland. It is protected as a scheduled monument. The old castle was replaced by Keiss House around 1755.
WLoch Slin Castle is a ruined castle near Fearn, Highland, Scotland. From the 15th to 17th centuries it was the seat of the Vass family. The castle stood close to Loch Eye on the boundary of the parishes of Tain and Tarbat, but takes its name from an earlier name of the nearby loch.
WMingary Castle, also known as Mingarry Castle, is a castle situated one mile southeast of the small village of Kilchoan in Lochaber, Scotland. Nestled on ridge of rock overlooking the sea, it was considered a strategically important site in terms of communication with overseas areas and as an entranceway to the Sound of Mull. Mingary is roughly hexagonal in shape with nine-foot-thick walls, thicker on the seaward side. The remains of the castle are protected as a category A listed building.
WOrmond Castle, also known as Avoch Castle, was a powerful stronghold, overlooking the village of Avoch, on the Black Isle, in the former county of Ross and Cromarty, now part of Highland, Scotland. It controlled a prominent position overlooking the Moray Firth and critical to the sea access to Inverness.
WPetty Castle, near Petty, Highland, Scotland, was a motte-and-bailey castle. The castle was the caput of the barony of Petty. Petty was held by the de Moravia family in the 13th century. The motte and bailey castle appears to have been replaced by the House of Petty by the 16th century, as the motte and bailey was known as Halhill, after being raided by the Mackintosh family, after the lands were given to John Ogilvy of Strathearn.
WProncy Castle is a ruined castle located near Dornoch, Highland, Scotland. It is within the historic county of Sutherland. The castle is positioned to command open views to the south over the Dornoch Firth.
WRait Castle is a ruined hall-house castle dating from the thirteenth century, situated just south of Nairn near Inverness, Scotland. It is a scheduled monument.
WRedcastle, historically known as Edirdovar and Ederdour, is a mediaeval castle in Killearnan on the Black Isle, northern Scotland. It is so named from the colour of the stone of which it is built. The castle is now in a state of ruinous disrepair, although it is protected as a category B listed building.
WScrabster Castle was a castle 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.
WCastle 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.
WSkelbo Castle is a ruined 14th century keep, located near Dornoch, Sutherland, Scotland. The remaining wall is best preserved at the northern side of the castle. The remains are protected as a scheduled monument. The castle is located at a former ferry crossing and commanded views over Loch Fleet.
WStrome Castle is a ruined castle on the shore of Loch Carron in Stromemore, 3.5 miles south-west of the village of Lochcarron, on the headland between Loch Carron and Loch Kishorn, on the west coast of the Scottish Highlands.
WThurso Castle is a ruined 19th-century castle, located in Thurso, Caithness, in the Scottish Highlands. Situated in Thurso East, off Castletown Road, east of the River Thurso, the site can be seen from across the river. The current castle ruins date to 1872; A large part was demolished in 1952, although there has been a fortress here since the 12th century. Part of the castle is still habitable and remains a home of the Viscounts Thurso.
WCastle Tioram is a ruined castle that sits on the tidal island Eilean Tioram in Loch Moidart, Lochaber, Highland, Scotland. It is located west of Acharacle, approximately 80 km (50 mi) from Fort William. Though hidden from the sea, the castle controls access to Loch Shiel. It is also known to the locals as "Dorlin Castle". The castle is a scheduled monument.
WTor 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.
WUrquhart Castle, a ruin, sits beside Loch Ness in the Highlands of Scotland. The castle is on the A82 road, 21 kilometres (13 mi) south-west of Inverness and 2 kilometres (1.2 mi) east of the village of Drumnadrochit.