Norwich Cathedral necessitated rebuilding of the east end and spire but since the final erection of the stone spire in 1480 there have been few fundamental alterations to the fabric. The large cloister has over 1,000 bosses including several hundred carved and ornately painted ones. Norwich Cathedral has the second largest cloisters in England, only exceeded by those at Salisbury Cathedral. The cathedral close is one of the largest in England and one of the largest in Europe and has more people living within it than any other close. The cathedral spire, measuring at , is the second-tallest in England despite being
History of the world's tallest buildings a "building" as "(A) structure that is designed for residential, business or manufacturing purposes" and "has floors". Tall churches and cathedrals occupy a middle ground: their lower areas are regularly occupied, but much of their height is in bell towers and spires which are not. Whether a church or cathedral is a "building" or merely a "structure" for the purposes of determining the title of "world's tallest building" is a subjective matter of definition (this article treats churches and cathedrals as buildings). The Council on Tall Buildings and Urban Habitat based in Chicago uses three different criteria for determining the