If you have never traveled on this route before then I would suggest you take the Khanewal - Kabirwala - Jhang - Faisalabad - Islamabad route.
Thal Desert... One of the 3 deserts of Pakistan.... Thal Thar and CHolistan
I live in thal desert !
brother U had forgot another Name Thul Deserts in mid-way of Jocababad - Khandhkot.
There is Three T Deserts famous in Pakistan1- Thar - Sindh
2- Thal - Punjab - KPK
3- Thul - Baluchistan - Sindh
Tell more about Thul...