In 1996, the first railroad train ever to cross the frontier between Iran and Turkmenistan crawled to the center of the border-marking bridge over the meager Tedzhen River and stopped to give children in ornate costumes an opportunity to present flowers to the government leaders in the first car.
Not only was Mesopotamia better supplied by the Tigris and Euphrates, but so were certain regions to the east and northeast where rivers draining the Hindu Kush Mountains in central Afghanistan--the Helmand, the Hari Rud, the Tedzhen, the Murghab, the Oxus (Amu Darya) and the Jaxartes (Syr Darya).
One success Ashgabat has managed to achieve was the opening of a 190-mile long railway line - as part of a revival of the old Silk Route - linking the north-eastern Iranian city of Mashhad and the Turkmen town of Tedzhen
, a stop on the Soviet-era Turksib railway.
Some rivers such as the Chu, the Sarysu, the Zeravshan, the Murgab, and the Tedzhen dry out and form dry deltas.
In the highest area of the southern Karakum are delta sand deposits of the rivers Tedzhen and Murgab, which flow down from the mountains and end in dry beds in the sands of the Karakum.
There are also some freshwater lakes on the edges of the Murgab and Tedzhen
These underground waters are also fed by the rivers Murghab and Tedzhen
, but they carry so little water in summer that they need not be taken into account.