▁the ▁Bulgar ian ▁National ▁Rev ival . ▁ ▁Location ▁St . ▁Sof ron iy ▁Kn oll ▁is ▁located ▁at ▁. ▁ ▁British ▁mapping ▁in ▁ 1 9 6 8 , ▁Bulgar ian ▁in ▁ 2 0 0 9 . ▁ ▁Map ▁ ▁L . L . ▁Ivan ov . ▁Ant arct ica : ▁Living ston ▁Island ▁and ▁Green wich , ▁Robert , ▁Snow ▁and ▁Smith ▁Islands . ▁Sc ale ▁ 1 : 1 2 0 0 0 0 ▁top ographic ▁map . ▁ ▁T roy an : ▁Man fred ▁W ör ner ▁Foundation , ▁ 2 0 0 9 . ▁ ▁References ▁ ▁St . ▁Sof ron iy ▁Kn oll . ▁SC AR ▁Compos ite ▁Gazette er ▁of ▁Ant arct ica . ▁ ▁Bulgar ian ▁Ant ar ctic ▁Gazette er . ▁Ant ar ctic ▁Place - names ▁Commission . ▁( details ▁in ▁Bulgar ian , ▁basic ▁data ▁in ▁English ) ▁ ▁External ▁links ▁ ▁St . ▁Sof ron iy ▁Kn oll . ▁Cop ern ix ▁satellite ▁image ▁ ▁Category : H ills ▁of ▁the ▁South ▁Sh et land ▁Islands ▁Category : B ul g aria ▁and ▁the ▁Ant ar ctic <0x0A> </s> ▁A berg aven ny ' s ▁town ▁walls ▁are ▁a ▁sequence ▁of ▁def ensive ▁walls ▁built ▁around ▁the ▁town ▁of ▁A berg aven ny ▁in ▁Mon mouth shire , ▁Wales . ▁ ▁History ▁After ▁the ▁Norman ▁invasion ▁of ▁Wales ▁in ▁the ▁ 1 1 th ▁century , ▁a ▁castle ▁was ▁built ▁at ▁A berg aven ny ; ▁this ▁included ▁a ▁relatively