Romansh language the tertiary level, the University of Fribourg offers Bachelor- and Master programs for Romansh language and literature. The Romansh department there has been in existence since 1991. The University of Zürich also maintains a partial chair for Romansh language and literature together with the ETH Zürich since 1985. Whereas Romansh was spoken as far north as Lake Constance in the early Middle Ages, the language area of Romansh is today limited to parts of the Swiss canton of Grisons; the last areas outside the canton to speak Romansh, the Vinschgau in South Tyrol, became German-speaking in the 17th century. Inside
Romansh language Sursilvan in the west and the dialects of the Engadine in the east, with Sutsilvan and Surmiran forming a transition zone between them. The Engadinese varieties "Putèr" and "Vallader" are often referred to as one specific variety known as "Ladin" (rm. ), which is not to be confused with the closely related language in Italy's Dolomite mountains also known as Ladin. Sutsilvan and Surmiran are sometimes grouped together as Central Romansh (rm. "Grischun central"), and then grouped together with Sursilvan as "Rhenish Romansh" (in German, "Rheinischromanisch"). One feature that separates the Rhenish varieties from Ladin is the retention of the