▁Castle , ▁Rose heart y , ▁Aber de ens hire , ▁Scotland . ▁It ▁was ▁described ▁by ▁W . ▁Douglas ▁Sim pson ▁as ▁one ▁of ▁the ▁nine ▁cast les ▁of ▁the ▁Kn uck le , ▁referring ▁to ▁the ▁rock y ▁head land ▁of ▁north - east ▁Aber de ens hire . ▁ ▁History ▁ ▁The ▁present ▁castle ▁probably ▁rep laces ▁a ▁previous ▁castle ▁on ▁the ▁site . ▁ ▁It ▁is ▁thought ▁that ▁the ▁castle ▁was ▁built ▁for ▁the ▁marriage ▁of ▁Alexander ▁F ras er ▁and ▁Margaret ▁A bern eth y ▁of ▁Salt oun ▁in ▁ 1 5 9 6 . ▁ ▁This ▁marriage ▁led ▁to ▁the ▁F ras ers ▁inher iting ▁the ▁Salt oun ▁peer age . ▁ ▁The ▁C um ines ▁acquired ▁and ▁en larg ed ▁the ▁property . ▁It ▁was ▁purchased ▁by ▁Sir ▁William ▁For bes ▁towards ▁the ▁end ▁of ▁the ▁ 1 8 th ▁century , ▁but ▁subsequently ▁abandoned . ▁ ▁Str ucture ▁ ▁The ▁castle ▁compr ises ▁an ▁ob long ▁block , ▁which ▁has ▁a ▁square ▁tower ▁at ▁the ▁corner ▁to ▁the ▁north - east . ▁▁ ▁There ▁are ▁angle - t urre ts , ▁where ▁are ▁not ably ▁low , ▁on ▁the ▁g ables ▁to ▁the ▁south ▁east ▁and ▁south ▁west . ▁ ▁The ▁main ▁tower ▁has ▁two ▁store ys ▁and ▁an ▁att ic .. ▁ ▁The ▁main ▁st air ▁only ▁reaches ▁the ▁first ▁floor . ▁ ▁From ▁the ▁Hall ▁a ▁tur ret ed ▁st air ▁on ▁the ▁north ▁front ▁r ises ▁higher . ▁ ▁A ▁tur ret