Photo of an Uzbek locomotive (a TEM2?), “The train that crosses the Friendship Bridge into Uzbekistan in Northern Afghanistan”.

Afghanistan’s only rail services are located in Northern Afghanistan. One connects the Friendship Bridge between Termiz in Uzbekistan and Haryaton in Afghanistan’s, Balkh Province. The second is located between Kushka in Turkmenistan and Towraghondi in Faryab Province.
Source: NorthernAfghanistan.com