▁ ▁Special ▁exhib itions ▁ ▁The ▁castle ▁as ▁well ▁as ▁the ▁castle ▁park ▁are ▁available ▁for ▁temporary ▁exhib itions . ▁So ▁the ▁Mountain ▁rail ways ▁special ▁exhibition ▁in ▁the ▁H ün eg g ▁Cast el ▁take ▁place ▁for ▁example ▁in ▁ 2 0 1 2 , ▁ 2 0 1 3 ▁and ▁ 2 0 1 4 ▁from ▁May ▁to ▁October . ▁ ▁Mountain ▁rail ways ▁special ▁exhibition ▁in ▁the ▁H ün eg g ▁Castle ▁ ▁One ▁such ▁exhibition ▁was ▁the ▁Swiss ▁Mountain ▁Rail ways ▁Special ▁Ex hib ition ▁that ▁was ▁mounted ▁between ▁May ▁and ▁October ▁ 2 0 1 2 , ▁and ▁again ▁between ▁May ▁and ▁October ▁ 2 0 1 3 . ▁The ▁exhibition ▁is ▁scheduled ▁to ▁return ▁in ▁ 2 0 1 4 . ▁ ▁The ▁special ▁exhibition ▁is ▁above ▁the ▁pione er ▁works ▁of ▁Swiss ▁mountain ▁rail ways . ▁ ▁Mount ed ▁by ▁Robert ▁G anz ▁and ▁Roger ▁R ie ker ▁with ▁a ▁budget ▁of ▁F S ▁ 9 5 , 0 0 0 , ▁the ▁exhibition ▁included ▁loan ed ▁objects ▁from ▁ 1 3 0 ▁individuals ▁and ▁ 3 0 ▁companies ▁to ▁provide ▁visitors ▁with ▁an ▁over view ▁of ▁ra ck - ▁and ▁ad hes ion ▁rail ways , ▁fun icular ▁rail ways , ▁aer ial ▁cable ways , ▁ski ▁lif ts ▁and ▁other ▁mountain ▁transport ation ▁mechan isms . ▁The ▁loan ed ▁objects ▁include ▁several ▁original ▁objects , ▁approximately ▁ 2 0 0 ▁featured ▁detailed ▁model ▁reprodu ctions , ▁over ▁ 5 0 0 ▁photograph s ,