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.
The Mayenne department is located in northern France, in the Pays-de-la-Loire region with Normandy to the north, Brittany to the west and the Loire Valley to the south.lthough the department has less major attractions than some of these more visited regions there are some interesting towns and attractions here in Mayenne that merit to be explored, so even if you are not passing your entire visit to France here you might like to plan a detour of a day or two...