▁since ▁ 2 0 0 9 , ▁when ▁during ▁the ▁beginning ▁of ▁the ▁construction ▁of ▁the ▁under ground ▁par king ▁facility ▁at ▁Se chsel ä ut zen platz ▁the ▁remains ▁of ▁Pre histor ic ▁p ile ▁dwell ings ▁around ▁Zürich see , ▁in ▁the ▁immediate ▁vic inity ▁of ▁the ▁wet land ▁soil ▁settlement ▁Kle iner ▁H af ner ▁in ▁the ▁lower ▁bas in ▁of ▁Zürich see , ▁were ▁found . ▁Instead ▁of ▁a ▁rescue ▁exc av ation , ▁the ▁construction ▁works ▁were ▁susp ended ▁for ▁nine ▁months ▁and ▁the ▁settlement ▁remains ▁were ▁system atically ▁arch ae olog ically ▁recorded ; ▁the ▁results ▁of ▁the ▁exc av ations ▁are ▁perman ently ▁shown ▁in ▁the ▁pav illon ▁to ▁the ▁la kes h ore . ▁ ▁Description ▁ ▁Once ▁a ▁former ▁island ▁or ▁pen ins ula ▁at ▁the ▁est u ary ▁of ▁Zürich see ▁la kes h ore ▁and ▁the ▁Lim mat , ▁the ▁settlement ▁Kle iner ▁H af ner ▁including ▁the ▁former ▁island ▁Gros ser ▁H af ner ▁are ▁very ▁rare ▁sites , ▁because ▁all ▁periods ▁of ▁p ile ▁dwell ing ▁are ▁represented . ▁There ▁are ▁finds ▁from ▁the ▁Ne ol ith ic ▁Eg ol zw il , ▁Cort a ill od ▁and ▁H orgen ▁cult ures ▁forming ▁an ▁important ▁reference ▁assemb lage ▁which ▁allows ▁the ▁study ▁of ▁cultural ▁development ▁during ▁the ▁late ▁ 5 th ▁and ▁early ▁ 4 th ▁mill enn ia ▁BC . ▁ ▁Find s ▁▁ ▁Al ready ▁in ▁the ▁late ▁ 1 8 6 0 s , ▁various ▁pre histor