ort ▁period , ▁De acon ▁proposed ▁that ▁the ▁cave ▁may ▁have ▁been ▁occupied ▁more ▁recently ▁for ▁several ▁very ▁short ▁periods ▁( ca . ▁ 1 8 - 1 9 0 0 0 ▁B P , ▁ca . ▁ 9 - 1 0 0 0 0 ▁B P ▁and ▁ca . ▁ 3 - 4 0 0 0 ▁B P ) ▁by ▁people ▁who ▁made ▁fires ▁but ▁left ▁few ▁or ▁no ▁arte fact s . ▁However , ▁this ▁explanation ▁is ▁presented ▁only ▁as ▁one ▁of ▁a ▁number ▁of ▁possible ▁scenarios . ▁ ▁See ▁also ▁ ▁Bl omb os ▁C ave ▁ ▁K las ies ▁River ▁C aves ▁ ▁Die pk lo of ▁Rock ▁Sh elter ▁ ▁Sib ud u ▁C ave ▁ ▁List ▁of ▁c aves ▁in ▁South ▁Africa ▁ ▁References ▁ ▁Category : Arch ae ological ▁sites ▁in ▁South ▁Africa ▁Category : Middle ▁Stone ▁Age ▁Category : P ale o anth rop ological ▁sites ▁Category : R ock ▁sh el ters <0x0A> </s> ▁Christian ▁( 1 0 ▁April ▁ 1 6 0 3 2 ▁June ▁ 1 6 4 7 ) ▁was ▁Prince - E lect ▁of ▁Den mark ▁since ▁ 1 6 1 0 ▁and ▁He ir ▁Appar ent ▁to ▁the ▁Th r one ▁of ▁the ▁Kingdom ▁of ▁Norway ▁since ▁ 1 6 0 3 . ▁D ying ▁in ▁ 1 6 4 7 , ▁he ▁was ▁succeeded ▁by ▁his ▁younger ▁brother , ▁Prince ▁Freder ik . ▁ ▁Biography ▁ ▁Early ▁life ▁ ▁Prince ▁Christian ▁was ▁born ▁at ▁C open hagen ▁Castle