Page:A book of the Cevennes (-1907-).djvu/330

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CHAPTER XV


L'AIGOUAL


Meteorological station—Battle of the winds—Warnings of floods—Different aspects of the Aigoual—The Garden of God—Meyrueis—Bramabiau—Exploration of—Valeraugue—Roman road—Barre—Limestone cirques—Causse de l'Hospitalet—Florac—Dirty streets—Mimente—Cassagnas—Fontaine du Pecher—The Dourbie—Trèves—Baume de S. Firmin—Prehistoric man—Nant—Source of the Durzon—Cantobre—S. Veran—Roquesaltes.


THE Aigoual is the hinge or knot of the inner range of the Cevennes, as Mézenc is that of the outer range. On one of its summits sits a meteorological observatory astride on the ridge of the watershed. Indeed, so exactly is it so placed, that the rain pouring off the roof on one side reaches the Mediterranean, whereas that off the other side goes to replenish the Atlantic.

The station is admirably calculated for the purpose, as thence can be watched the atmospheric currents as they sweep from the north or from the south, and the battle of the winds may be contemplated when the northern blast rolls back the moisture-laden currents from the south. This battle of the winds is an interesting phenomenon. Occasionally it happens that a veil of mist rising from the Mediterranean is swept forward, obscuring the landscape as it gathers density, and is propelled by the south-east wind till it reaches the

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