. ▁ 2 9 ] ): ▁ ▁" to ▁save ▁themselves ▁the ▁exp ense , ▁effort ▁and ▁delay ▁with ▁which ▁the ▁Indians ▁worked ▁the ▁stone , ▁they ▁pulled ▁down ▁all ▁the ▁smooth ▁m ason ry ▁in ▁the ▁walls . ▁There ▁is ▁indeed ▁not ▁a ▁house ▁in ▁the ▁city ▁that ▁has ▁not ▁been ▁made ▁of ▁this ▁stone , ▁or ▁at ▁least ▁the ▁houses ▁built ▁by ▁the ▁Sp ani ards ." T od ay , ▁only ▁the ▁stones ▁that ▁were ▁too ▁large ▁to ▁be ▁easily ▁moved ▁remain ▁at ▁the ▁site . ▁ ▁On ▁ 1 3 ▁March ▁ 2 0 0 8 , ▁arch ae olog ists ▁discovered ▁additional ▁ru ins ▁at ▁the ▁peri ph ery ▁of ▁Sac say hu am án . ▁They ▁are ▁believed ▁to ▁have ▁been ▁built ▁by ▁the ▁Kill ke ▁culture , ▁which ▁preced ed ▁the ▁In ca . ▁While ▁appearing ▁to ▁be ▁cer emon ial ▁in ▁nature , ▁the ▁exact ▁function ▁remains ▁unknown . ▁This ▁culture ▁built ▁structures ▁and ▁occupied ▁the ▁site ▁for ▁hundreds ▁of ▁years ▁before ▁the ▁In ca , ▁between ▁ 9 0 0 ▁and ▁ 1 2 0 0   AD . ▁ ▁In ▁January ▁ 2 0 1 0 , ▁parts ▁of ▁the ▁site ▁were ▁dam aged ▁during ▁periods ▁of ▁heavy ▁ra inf all ▁in ▁the ▁region . ▁ ▁The ories ▁about ▁construction ▁The ▁In ca ▁used ▁similar ▁construction ▁techniques ▁in ▁building ▁Sac say hu am án ▁as ▁they ▁used ▁on ▁all ▁their ▁stone work , ▁al beit ▁on ▁a ▁far ▁more ▁massive ▁scale . ▁The