itation . ▁ ▁This ▁summer ▁house ▁was ▁simpler ▁than ▁the ▁one ▁built ▁by ▁his ▁son , ▁and ▁only ▁had ▁a ▁flat ▁roof ▁to ▁provide ▁sh ade , ▁and ▁four ▁posts ▁to ▁hold ▁it ▁up , ▁with ▁seats ▁around ▁the ▁inside . ▁ ▁On ▁the ▁same ▁hill side ▁as ▁the ▁Chinese ▁gaz eb o ▁was ▁a ▁ped est al ▁onto ▁which ▁Pe ale ▁ins cribed ▁nin ety ▁memor able ▁events ▁in ▁American ▁history , ▁starting ▁with ▁the ▁discovery ▁of ▁America , ▁and ▁ending ▁with ▁the ▁American ▁victory ▁at ▁New ▁Orleans ▁in ▁ 1 8 1 5 . ▁Sign ific antly , ▁he ▁left ▁room ▁to ▁ins cribe ▁the ▁first ▁crossing ▁of ▁the ▁Atlantic ▁Ocean ▁by ▁an ▁American ▁steam ship . ▁ ▁There ▁were ▁originally ▁ 7 ▁natural ▁po ols ▁and ▁spr ings ▁that ▁existed ▁within ▁the ▁massive ▁property . ▁Pe ale ▁took ▁advantage ▁of ▁these ▁natural ▁po ols ▁and ▁util ized ▁them ▁to ▁improve ▁his ▁massive ▁garden . ▁He ▁h ollow ed ▁out ▁the ▁source ▁of ▁the ▁spring ▁into ▁an ▁artificial ▁cave , ▁which ▁he ▁then ▁l ined ▁with ▁m ason ry . ▁This ▁spring ▁fed ▁a ▁green house ▁with ▁a ▁glass ▁ce iling . ▁Unfortunately ▁only ▁two ▁of ▁the ▁original ▁seven ▁po ols ▁remain ▁today . ▁The ▁other ▁five ▁have ▁either ▁disappeared ▁due ▁to ▁natural ▁reasons ▁or ▁have ▁been ▁di vert ed ▁to ▁another ▁location . ▁There ▁used ▁to ▁exist ▁a ▁spring ▁within ▁the ▁" Sum mer ▁House " ▁until ▁that ▁was ▁di vert ed ▁along ▁with ▁two ▁po ols ▁that ▁existed ▁by