The M66 is a motorway in Lancashire and Greater Manchester, England, it is 8 mi long and provides part of the route between the M62 and which  orbital motorway in Greater Manchester, a metropolitan county in North West England?
M66 motorway:  It is 8 mi long and provides part of the route between the M62 and M60 motorways and the M65, with the rest being provided by the A56. M60 motorway: The M60 motorway, Manchester Ring Motorway, or Manchester Outer Ring Road, is an orbital motorway in Greater Manchester, a metropolitan county in North West England.
M60 motorway