g olas , ▁constructed ▁in ▁ 1 9 9 3 ▁as ▁part ▁of ▁the ▁on going ▁efforts ▁to ▁enh ance ▁the ▁gard ens . ▁At ▁the ▁south west ▁edge ▁of ▁the ▁gard ens , ▁within ▁the ▁ser pent ine ▁wall , ▁is ▁a ▁brick ▁smoke house ▁d ating ▁from ▁ 1 7 5 0 . ▁The ▁cyl ind rical ▁structure ▁has ▁a ▁con ical ▁tim ber ▁roof ▁she athed ▁in ▁sl ate . ▁ ▁South ▁of ▁the ▁smoke house , ▁and ▁running ▁parallel ▁with ▁the ▁o ak ▁alle e , ▁sit ▁nine ▁of ▁the ▁original ▁slave ▁cab ins ▁which ▁date ▁back ▁to ▁ 1 7 9 0 - 1 8 1 0 . ▁It ▁was ▁common ▁for ▁own ers ▁to ▁display ▁their ▁slave ▁cab ins ▁in ▁the ▁front ▁of ▁the ▁property ▁as ▁a ▁sign ▁of ▁wealth . ▁Bu ilt ▁of ▁brick , ▁the ▁one - story ▁structures ▁are ▁ 1 2 ▁feet ▁by ▁ 3 0 ▁feet ▁with ▁g abled ▁roof s , ▁have ▁either ▁pl ank ▁or ▁d irt ▁flo ors ▁and ▁a ▁simple ▁fire place ▁with ▁a ▁brick ▁hear th ▁and ▁no ▁mant le ▁at ▁the ▁rear ▁of ▁each ▁house . ▁The ▁cab ins ▁were ▁in ▁use ▁well ▁into ▁the ▁ 2 0 th ▁century , ▁as ▁they ▁were ▁occupied ▁by ▁share cro ppers ▁through ▁the ▁ 1 9 4 0 s . ▁Today ▁they ▁display ▁information ▁on ▁slave ▁life . ▁To ▁the ▁sout heast ▁of ▁the ▁main ▁house ▁is ▁the ▁large ▁Cot ton ▁G in ▁house ▁built ▁in ▁the ▁