i ▁described ▁in ▁ 1 9 0 0 <0x0A> </s> ▁Red irect James ▁B auer ▁( astr onom er ) <0x0A> </s> ▁C ala ▁Ar enas ▁is ▁a ▁beach ▁situated ▁near ▁the ▁city ▁of ▁Al ge cir as ▁in ▁Spain , ▁within ▁the ▁El ▁Est re cho ▁Natural ▁Park . ▁It ▁is ▁located ▁at ▁the ▁southern ▁end ▁of ▁the ▁Bay ▁of ▁Gib ral tar ▁and ▁faces ▁the ▁Stra it ▁of ▁Gib ral tar . ▁It ▁measures ▁about ▁ ▁long ▁by ▁about ▁ ▁deep . ▁The ▁beach ▁is ▁somewhat ▁difficult ▁to ▁access , ▁but ▁can ▁be ▁reached ▁via ▁coast al ▁paths ▁from ▁P unta ▁Car nero ▁and ▁P unta ▁del ▁Fra ile . ▁It ▁consists ▁of ▁a ▁series ▁of ▁three ▁small ▁cov es ▁of ▁similar ▁appearance , ▁with ▁be aches ▁of ▁rocks ▁and ▁small ▁stones . ▁Both ▁the ▁terrest rial ▁and ▁marine ▁environment ▁of ▁the ▁area ▁lies ▁within ▁the ▁natural ▁park . ▁Its ▁surr ound ings ▁are ▁largely ▁und ist urbed ▁by ▁human ▁activity ; ▁the ▁nearest ▁settlement ▁is ▁the ▁coast al ▁community ▁of ▁Get ares , ▁a ▁small ▁out lying ▁development ▁of ▁the ▁city ▁of ▁Al ge cir as ▁located ▁about ▁ 1   km ▁to ▁the ▁north . ▁The ▁beach ▁is ▁fr amed ▁by ▁cl iffs ▁and ▁the ▁Is la ▁de ▁las ▁Pal omas ▁( P ige on ▁Island ) ▁lies ▁a ▁short ▁distance ▁off sh ore . ▁ ▁Ge olog ically ▁C ala ▁Ar enas ▁is ▁located ▁within ▁the ▁Al ge cir as - Los ▁N og ales ▁unit ▁and ▁is