It stretches from the outskirts of Bristol , south into the Mendip Hills and east to the southern Cotswold Hills and Wiltshire border .
Bath and North East Somerset covers an area of 136 square miles ( 352 km ) , of which two thirds is green belt .
Bath and North East Somerset stretches from the outskirts of Bristol , south into the Mendip Hills and east to the southern Cotswold Hills and Wiltshire border .
Bath and North East Somerset covers an area of 136 square miles ( 352 km ) , of which two thirds is green belt .