Is highway 1 the longest national highway in the world?
Australia's Highway 1, also called the “Big Lap,” has two distinct designations, including the world's second-longest highway and overall longest national highway.
People Also Ask
Busier roads can make it more stressful and dangerous. Although this is listed as a major highway, there are stretches of the road with just two lanes (one in each direction) and you'll encounter many hairpin turns throughout the drive as the road hugs the coastline.
There is no M7 because there has never been a need to replace the A7 with a motorway. There was an idea in the 1990s to build a new toll road linking Edinburgh and the A74 (M), along the lines of the A702, and the idea was floated that this could take the M7 number.