▁of ▁E den ▁is ▁one ▁of ▁the ▁four ▁San ctu aries ▁under ▁The ▁South ▁African ▁Animal ▁San ctu ary ▁Alliance ▁( SA AS A ). ▁ ▁As ▁a ▁member ▁of ▁SA AS A ▁Bird s ▁of ▁E den ▁was ▁hon oured ▁with ▁four ▁major ▁tour ism ▁awards ▁in ▁ 2 0 1 4 . ▁ ▁The ▁four ▁awards ▁are ▁namely ▁the ▁Lil iz ela ▁Tour ism ▁Vis itor ▁Exper ience ▁of ▁the ▁Year ▁Award ▁at ▁a ▁' W ild life ▁Enc oun ters ', ▁the ▁Sk å l ▁International ▁S ust ain able ▁Tour ism ▁Award , ▁Over all ▁winner ▁of ▁the ▁World ▁Res p ons ible ▁Tour ism ▁Award ▁as ▁well ▁as ▁the ▁Gold ▁Award ▁in ▁World ▁Res p ons ible ▁Tour ism ▁in ▁the ▁category ▁of ▁' Best ▁Animal ▁W elf are ▁In iti ative ' ▁ ▁Fac ilities ▁ ▁The ▁ ▁en closure ▁is ▁covered ▁ ▁of ▁wire ▁mesh ▁rest ing ▁on ▁c ables ▁str ung ▁between ▁ 2 8 ▁m asts . ▁The ▁m asts ▁vary ▁in ▁length ▁between ▁ ▁and ▁at ▁its ▁highest ▁point ▁the ▁mesh ▁is ▁ ▁above ▁the ▁ground . ▁The ▁total ▁weight ▁of ▁the ▁wire ▁mesh ▁is ▁about ▁ 8 0 ▁t onnes , ▁and ▁it ▁en clos es ▁a ▁total ▁volume ▁of ▁. ▁ ▁Vis itors ▁can ▁access ▁the ▁av i ary ▁through ▁about ▁ ▁of ▁walk ways , ▁about ▁ 7 5 % ▁of ▁which ▁are ▁elev ated ▁to ▁let ▁them ▁see ▁the ▁birds ▁in ▁all ▁areas ▁of ▁the ▁av i ary .