GRAMMAR'S RESPONSE. The word premises is always plural, whether you're referring to the whole of the land and the buildings upon it or just part of the mall (or whatever). So you want are, always. Authority: Merriam-Webster's Collegiate Dictionary, Electronic Edition, Version 1.5.
Yonne is a department in the centre of France, in the Burgundy region. The largest city in the department, and its prefecture (capital), is Auxerre.
and more! Burgundy (French: Bourgogne) is a historic region of east central France. The region's core is the fertile Rhone and Saone river valleys, where routes from Paris and the Rhineland to the Mediterranean converge. DIJON, a city famous as a gastronomic center, is the historic capital.