Whenever you go on a long drive, you see stones on the highway, which is also known as milestones. There are many types of them with different colors. They are marked with the name of the city and its distance. So why are these different colors do you know about it? If you don't know, find out the secret behind it.
Black, blue or white landmarks
Roadside milestones with black, blue or white stripes mean you're walking on a big city street. These roads are constructed by the administration of the same city.
Orange
Whenever you're walking on a village road, you'll see milestones on the roadside that have an orange stripe. The orange color of the landmarks of these village roads is a sign of the PMGSY Road.
yellow
The roadside has a yellow stripe over some milestones and the yellow stripe is a sign of the landmark National Highway.
green
If you see milestones with green stripes along the roadside, you will understand that you are walking on the State Highway. State highways are constructed by the state government and the green strip on the landmarks is a sign that it is the State Highway.
So this is why doctors wear white coats!
