▁Care w ▁family , ▁who ▁take ▁their ▁name ▁from ▁this ▁site , ▁still ▁own ▁the ▁castle ▁and ▁le ase ▁it ▁to ▁the ▁P embro kes hire ▁Coast ▁National ▁Park ▁for ▁administration . ▁ ▁Const ruction ▁The ▁present ▁castle , ▁which ▁replaced ▁an ▁earlier ▁stone ▁keep , ▁is ▁constructed ▁almost ▁entirely ▁from ▁the ▁local ▁Car bon ifer ous ▁lim estone , ▁except ▁for ▁some ▁of ▁the ▁T ud or ▁architect ural ▁features ▁such ▁as ▁window ▁frames , ▁which ▁are ▁made ▁from ▁imported ▁C ots w old ▁stone . ▁Although ▁originally ▁a ▁Norman ▁strong hold ▁the ▁castle ▁maintain s ▁a ▁mixture ▁of ▁architect ural ▁styles ▁as ▁modifications ▁were ▁made ▁to ▁the ▁structure ▁over ▁success ive ▁centuries . ▁ ▁Entry ▁to ▁the ▁inner ▁w ard ▁is ▁across ▁a ▁dry ▁mo at ▁that ▁had ▁a ▁bar b ican ▁and ▁gate house . ▁The ▁front ▁of ▁the ▁castle ▁had ▁three ▁D - sh aped ▁to wers ▁and ▁c ren el ated ▁walls . ▁The ▁rear ▁of ▁the ▁castle ▁has ▁two ▁large ▁round ▁to wers . ▁In ▁the ▁ 1 6 th ▁century ▁the ▁northern ▁def ensive ▁wall ▁was ▁converted ▁into ▁a ▁T ud or ▁range ▁with ▁orn ate ▁windows ▁and ▁long ▁gallery . ▁ ▁The ▁outer ▁w ard ▁has ▁earth works ▁that ▁were ▁built ▁by ▁Royal ist ▁def enders ▁during ▁the ▁English ▁Civil ▁War ▁in ▁the ▁ 1 6 4 0 s . ▁ ▁History ▁The ▁use ▁of ▁the ▁site ▁for ▁military ▁purposes ▁extends ▁back ▁at ▁least ▁ 2 0 0 0 ▁years . ▁ ▁Early ▁history ▁The