Delhi–Multan road



Delhi–Multan road, an ancient route had existed since the time of king Ashoka or earlier, was renovated by the Sur Empire ruler Sher Shah Suri (1486–1545) in order to improve transit in the areas between Delhi and Multan, leading to Kandahar and Herat in Afghanistan, eventually to Mashhad capital of Khorasan province of Iran, providing access to capital city Ashgabat of Turkmenistan."

Messaging System
There were small posts every few miles where horses were ready to receive messages to send from one post to another. Messages from the Delhi court were reaching Multan, which was around 500 miles away, within days.

Route
On the Indian side, it passed through the cities of Rohtak, Panipat, Karnal, Kurukshetra, Ambala, Rajpura, Sirhind, Ludhiana, Firozpur, Hussainiwala etc. Part from Delhi to Ludhiana falls under National Highway 44 of India. Distance traversed in India is 500 km

On the Pakistani side, the road goes through the cities of Kasur, Raiwind, Lahore, Nankana Sahab, Harapa, Chichawatni, Tulamba, Makhdumpur, Kabirwala and finally Multan. Sher Shah also built a fort in Tulamba City to make a strong Communication path from Multan to Delhi. Distance traversed in Pakistan is 589 km.

Then from Multan it led to Kandhar in Afghanistan, and then on to Herat, traversing another 599 km.

Again from Herat it led to capital city Mashhad of Khorasan province of Iran, traversing another 576 km

Finally from Mashhad in Iran, it eventually led to capital city Ashgabat of Ashgabat Province in Turkmenistan, traversing final 652 km

From Delhi to Ashgabat, the road traverses for 2916 km & was an important roadway of Asia during medieval era.