Yeraskh (Armenian: Երասխ, also Romanized as Eraskh; formerly, Arazdayan) is a town in the Ararat Province of Armenia. Yeraskh is the last town in Armenia at the border with Nakhichevan on what used to be the main road and rail connections between Nakhichevan and Azerbaijan proper. The rail line also was the only direct connection between the former USSR and Iran.