tende - bronze age rock engravings carvings or petroglyphs of bulls in the vallŽe des merveilles (valley of marble)

historic old engravings anthropomorph petroglyph hieroglyph painting carving stone archeology landmark ancient carvings civilization drawings history symbols canyon hiking petroglyphs hike geology pattern sandstone outdoor scenery alpine closeup mountains biosphere reserve national park europe roya valley alps parc du mercantour marvels tende france argentera massif alpes maritimes trail baisse valmasque valle delle meraviglie des merveilles haute provence bachelard landscape french