▁the ▁second ▁half ▁of ▁the ▁tw elf th ▁century . ▁The ▁site ' s ▁thermal ▁spr ings , ▁which ▁would ▁account ▁for ▁a ▁he aling ▁shr ine ▁of ▁Apol lo , ▁were ▁extens ively ▁developed ▁in ▁the ▁ 1 9 th ▁century ▁into ▁a ▁sp a ▁facility . ▁In ▁a ▁cave ▁in ▁the ▁mountain ▁are ▁hydro ther mal ▁stal ag mit es . ▁ ▁The ▁château - fort , ▁whose ▁ru ins ▁surv ive ▁near ▁the ▁church , ▁gave ▁its ▁name ▁to ▁a ▁fe ud al ▁house ▁holding ▁distinguished ▁rank ▁in ▁the ▁ 1 3 th ▁century ▁but ▁ext inct ▁in ▁the ▁ 1 8 th . ▁The ▁el dest ▁branch ▁of ▁this ▁family ▁held ▁the ▁mar quis ate ▁of ▁La ▁F ert é , ▁and ▁produced ▁a ▁hero ine ▁of ▁the ▁religious ▁wars ▁of ▁the ▁ 1 6 th ▁century , ▁, ▁who ▁married ▁Guy ▁de ▁St ▁Ex uper y , ▁se igneur ▁de ▁M ire mont , ▁in ▁ 1 5 4 8 , ▁and ▁fought ▁successfully ▁at ▁the ▁head ▁of ▁the ▁Protest ants ▁in ▁her ▁territory ▁against ▁the ▁troops ▁of ▁the ▁League . ▁To ▁the ▁same ▁house ▁belonged ▁the ▁branches ▁of ▁the ▁marqu ises ▁of ▁Ch ate a une uf , ▁the ▁se igne urs ▁of ▁Br in on - sur - Sa uld re ▁and ▁St ▁Vict our , ▁and ▁the ▁se igne urs ▁of ▁Cla vel ier ▁and ▁Font en illes , ▁all ▁of ▁which ▁are ▁now ▁ext inct . ▁ ▁See ▁also ▁Comm unes ▁of ▁the ▁P