ues ▁with ▁a ▁theatre ▁organ <0x0A> </s> ▁The ▁Imperial ▁Russian ▁narrow ▁railway ▁track ▁gauge ▁was ▁, ▁the ▁current ▁track ▁gauge ▁is ▁pre domin antly ▁. ▁In ▁Soviet ▁Russia , ▁narrow - g au ge ▁rail ways ▁were ▁mostly ▁common ▁in ▁forest ry ▁and ▁pe at ▁indust ries ▁in ▁low ▁inhab ited ▁places . ▁Usually ▁they ▁have ▁one ▁main ▁line ▁and ▁number ▁of ▁temporary ▁branches . ▁There ▁was ▁commonly ▁a ▁passenger ▁service ▁to ▁villages ▁and ▁towns ▁for ▁workers . ▁▁ ▁As ▁of ▁the ▁mid ▁ 2 0 1 0 s , ▁a ▁number ▁of ▁industrial ▁rail ways ▁surv ive ▁in ▁places ▁with ▁bad ▁roads , ▁but ▁every ▁year ▁some ▁rail ways ▁are ▁closing . ▁ ▁A ▁government ▁railway ▁operator , ▁R Z D , ▁closed ▁all ▁owned ▁common ▁ 7 5 0   mm ▁rail ways , ▁but ▁still ▁have ▁a ▁number ▁of ▁children ' s ▁rail ways ▁with ▁standard ▁rolling ▁stock . ▁ ▁The ▁most ▁well - known ▁narrow - g au ge ▁rail ways ▁are ▁A lap ay ev sk ▁narrow - g au ge ▁railway ▁( m unicip al ▁passenger ), ▁A ps her ons k ▁narrow - g au ge ▁railway ▁( mount ain ▁industrial ▁railway ▁with ▁passenger ▁service ), ▁and ▁Kar in sk aya ▁narrow - g au ge ▁railway ▁( sub urban ▁passenger ▁private ▁railway ). ▁Also ▁children ' s ▁rail ways ▁are ▁located ▁in ▁many ▁big ▁cities . ▁ ▁Over view ▁▁ 1 0 6 7 mm ▁ ▁Sak hal in ▁Railway . ▁This ▁railway ▁was ▁built