CHAPTER XII
ALAIS
WHEN the train, after quitting La Bastide, has passed through a tunnel at the highest point of the pass, you rush out of a northern clime, with northern vegetation, into a climate with tree, shrub, and flower wholly southern. The Allier and its tributaries were making full gallop for the Atlantic; you see at once torrents racing down gorges to fling themselves into the Mediterranean in which no Greenland icebergs ever float to chill alike the currents and the air. Gulfs open beside the line clothed in chestnuts, mulberries, almonds, vines; oleanders appear, and the kermes oak with its varnished leaves covering the slopes.
The line does not descend the first valley entered, but bores its way through spur after spur of the mountain chain till it reaches the furrow through which flows the Gardon d'Alais. Génolhac is passed, that
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