9 8 7 , ▁and ▁subsequently ▁placed ▁under ▁the ▁management ▁of ▁the ▁park . ▁ ▁In ▁ 1 9 9 2 , ▁Gu adel oupe ▁National ▁Park ▁achieved ▁international ▁recognition ▁when ▁the ▁core ▁area ▁of ▁the ▁park ▁and ▁the ▁Grand ▁C ul - de - S ac ▁Mar in ▁Nature ▁Reserve ▁were ▁designated ▁as ▁an ▁international ▁b ios phere ▁reserve ▁by ▁UN ES CO . ▁ ▁For ▁most ▁of ▁its ▁history , ▁it ▁was ▁the ▁only ▁French ▁national ▁park ▁outside ▁of ▁metropol itan ▁France . ▁However , ▁it ▁lost ▁that ▁distinction ▁with ▁the ▁ 2 0 0 7 ▁creation ▁of ▁Ré union ▁National ▁Park ▁( R é union ) ▁and ▁Gu iana ▁Amazon ian ▁Park ▁( F rench ▁Gu iana ). ▁ ▁Geography ▁ ▁The ▁boundaries ▁of ▁the ▁national ▁park ▁en comp ass ▁a ▁core ▁area ▁of ▁, ▁and ▁a ▁buffer ▁zone ▁of ▁. ▁The ▁Grand ▁C ul - de - S ac ▁Mar in ▁Nature ▁Reserve ▁compr ises ▁ ▁marine , ▁and ▁ ▁terrest rial . ▁ ▁The ▁core ▁area ▁en comp ass es ▁ 1 0 % ▁of ▁the ▁total ▁territory ▁of ▁Gu adel oupe , ▁two - third s ▁of ▁Bas se - T er re ' s ▁tropical ▁forest , ▁and ▁covers ▁a ▁range ▁of ▁elev ations ▁from ▁approximately ▁ ▁to ▁the ▁sum mit ▁of ▁the ▁mountain ▁mass if ▁at ▁. ▁The ▁highest ▁point ▁in ▁the ▁park ▁is ▁the ▁sum mit ▁of ▁La ▁Sou fri ère , ▁an ▁active ▁vol cano . ▁Other ▁notable ▁pe aks ▁include : ▁É