The Metropolitan Borough of Bolton is a metropolitan borough of Greater Manchester, its a suburban and rural element from the West Pennine Moors, it covers an area of approximately 90 sqmi of moorland and reservoirs in Lancashire, and Greater Manchester, in which country?
Metropolitan Borough of Bolton:  It is named after its largest settlement, Bolton, but covers a far larger area which includes Blackrod, Farnworth, Horwich, Kearsley and Westhoughton, and a suburban and rural element from the West Pennine Moors.
i don't know