 The Franconian lands include the present-day South Thuringian districts of Schmalkalden-Meiningen, Hildburghausen and Sonneberg, the historical "Gau" of Grabfeld, held by the House of Henneberg from the 11th century and later part of the Wettin duchy of Saxe-Meiningen.In the east, the Fichtel Mountains lead to Vogtland, Bohemian Egerland ("Chebsko") in the Czech Republic, and the Bavarian Upper Palatinate.The hills of the Franconian Jura in the south mark the border with the Upper Bavarian region ("Altbayern"), historical Swabia, and the Danube basin.