rock formation of petrified fountain of réotier, french hautes-alpes

alien bubbling buried confluence dolomite down dripping europe european fairy fall falls flow forest formation fountain france french geochemical geologic gypsum hautesalpes hill hills hilly hole holes hot karstic lake lime limestone mineral minerals mountain mountainous mountains natural nature odd petrified phenomenon picturesque reotier rock rocky sediment sediments seep slowly springs structure structured tourism touristic trickling water waterfall waters