The M73 distributes traffic between three of Glasgow’s most important approaches, and provides a key link in the north-south drive through Scotland’s central belt, but its main purpose is to help people avoid Glasgow.
The UK's widest motorway is not where you might expect to find it — in fact, it's on the unassuming M61 near Manchester. This gallery offers an overhead view of one of the UK's most unique and spacious interchanges.