The Castle Guide – a selection of Scottish castles
Ardclach Bell Tower, a small defensive C17 belfry on a hilltop for calling people to church or an alarm about raiders
- Closest To: Nairn, Forres, Ferness
- Historic Scotland
- Grid Reference: NH953453
Ardvreck Castle, a ruined C16 MacLeod tower house on Loch Assynt destroyed in C18. Danger of falling masonry.
- Closest To: Inchnadamph,Assynt,Lochinver
- Public Access
- Grid Reference: NC239236
Auchindoun, ruins of large square C15 tower within later courtyard and earthworks of much earlier multivallate hillfort
- Closest To: Dufftown
- Historic Scotland
- Grid Reference: NJ348374
Auchterhouse Castle, privately occupied and much altered multi-phase house incorporating parts of a C16 tower of the Stewarts
- Closest To: Auchterhouse,Newtyle,Dundee
- Private
- Grid Reference: NO331373
Auldearn Castle, C12 motte erected by King William the Lion with traces of ditch at the base and later perimeter wall
- Closest To: Auldearn
- Public Access
- Grid Reference: NH917556
Auldton Motte, a large earthwork castle of the Moffat family probably destroyed during the Wars of Independence
- Closest To: Moffat
- Public Access
- Grid Reference: NT094058
Avoch Castle, scant remains of substantial C12-14 castle of Murrays extended by Douglases before destruction c1455
- Closest To: Avoch
- Public Access
- Grid Reference: NH696536
Ayton Castle, a privately occupied C19 mansion built near or on the site of at least three earlier castles dating back to C12
- Closest To: Ayton,Eyemouth,Coldingham,Burnmouth
- tbc
- Grid Reference: NT929614
Balcarres House, mansion containing parts of C16 tower house of Lindsays, much altered and extended C19 by Lindsays
- Closest To: Elie, Largoward, St Monans
- Private
- Grid Reference: NO474044
Balfour Castle, Kirriemuir, a single tower survives intact from mostly demolished ?C15 Ogilvie castle
- Closest To: Kingoldrum,Kirriemuir
- Private
- Grid Reference: NO337546