36°24′36.9″N 29°11′30.1″E / 36.410250°N 29.191694°E Sidyma (Ancient Greek: Σίδυμα), was a town of ancient Lycia, at what is now the small village of Dudurga Asari in Muğla Province, Turkey. It lies on the southern slope of Mount Cragus, to the north-west of the mouth of the Xanthus.