0 - 1 , 0 0 0 ▁m ▁above ▁sea ▁level , ▁a ▁pre gn ancy ▁last s ▁two ▁years , ▁and ▁at ▁alt itudes ▁of ▁ 1 , 4 0 0 - 1 , 7 0 0 ▁m , ▁the ▁pre gn ancy ▁last s ▁around ▁three ▁years ▁( 1 , 1 4 0 ▁days ). ▁ ▁References ▁ ▁External ▁links ▁▁ ▁( in ▁Bos n ian ) ▁ ▁Category : Am ph ib ians ▁described ▁in ▁ 1 7 6 8 ▁Category : Am ph ib ians ▁of ▁Europe ▁Category : Sal am andra <0x0A> </s> ▁The ▁Bas il ica ▁of ▁Saint ▁P ius ▁X , ▁inform ally ▁known ▁as ▁the ▁Under ground ▁Bas il ica , ▁is ▁a ▁large ▁Roman ▁Catholic ▁church ▁and ▁minor ▁bas il ica , ▁located ▁in ▁the ▁town ▁of ▁L our des , ▁France . ▁It ▁is ▁part ▁of ▁the ▁San ctu ary ▁of ▁Our ▁Lady ▁of ▁L our des . ▁L our des ▁is ▁a ▁major ▁Catholic ▁pil gr image ▁site ▁and ▁the ▁Catholic ▁Church ▁end ors es ▁the ▁belief ▁that ▁the ▁Virgin ▁Mary ▁appeared ▁to ▁Saint ▁Bern ad ette ▁Sou bir ous ▁there . ▁ ▁The ▁Bas il ica ▁of ▁St . ▁P ius ▁X ▁is ▁the ▁largest ▁and ▁most ▁controvers ial ▁of ▁the ▁Domain ' s ▁churches . ▁It ▁was ▁completed ▁in ▁ 1 9 5 8 ▁in ▁anticip ation ▁of ▁the ▁enorm ous ▁crow ds ▁expected ▁in ▁L our des ▁for ▁the ▁cent en ary ▁of ▁the ▁Appar itions . ▁A ▁modern