) ▁is ▁one ▁of ▁the ▁oldest ▁and ▁largest ▁nature ▁res erves ▁( N atur schutz gebiet e ▁or ▁NS G s ) ▁in ▁Germany , ▁and ▁the ▁oldest ▁and ▁largest ▁in ▁Lower ▁Sax ony . ▁It ▁was ▁first ▁established ▁on ▁ 2 9 ▁December ▁ 1 9 2 1 ▁when ▁an ▁area ▁of ▁four ▁square ▁miles ▁was ▁declared ▁a ▁nature ▁park ▁by ▁the ▁Pr uss ian ▁government . ▁ ▁Description ▁of ▁the ▁area ▁The ▁boundaries ▁of ▁the ▁Lü ne burg ▁He ath ▁Nature ▁Reserve ▁are ▁identical ▁with ▁those ▁of ▁the ▁Lü ne burg ▁He ath ▁Nature ▁Park . ▁It ▁lies ▁in ▁the ▁northern ▁part ▁of ▁the ▁region ▁known ▁as ▁the ▁Lü ne burg ▁He ath . ▁It ▁is ▁border ed ▁to ▁the ▁north ▁by ▁Han sted t , ▁to ▁the ▁east ▁by ▁E gest orf , ▁to ▁the ▁south ▁by ▁B isp ingen ▁and ▁to ▁the ▁west ▁by ▁Schne ver d ingen . ▁At ▁the ▁centre ▁of ▁the ▁reserve ▁is ▁the ▁W ils eder ▁Berg , ▁at ▁ ▁above ▁N N ▁the ▁highest ▁point ▁on ▁the ▁north ▁German ▁plain , ▁formed ▁from ▁a ▁r idge ▁of ▁end ▁m ora ine ▁by ▁the ▁gla ci ers ▁of ▁the ▁ice ▁age . ▁ ▁Ar ound ▁ 1 9 0 0 , ▁the ▁vast ▁tract s ▁of ▁he ath land ▁were ▁plant ed ▁with ▁forest ▁or ▁pl ough ed ▁up ▁for ▁agricult ure . ▁In ▁ 1 9 2 1 , ▁ 2 1 , 0 0 0 ▁hect ares ▁of ▁the ▁remaining ▁he ath ▁was