Dayahatyn — Wikipedia

Daýahatyn (Turkmen pronunciation: [dɑːˌjɑχɑːˈtɯn]), also spelled Dayakhatun (Persian: دایه‌خاتون), is a medieval caravanserai, sitting on the left bank of the Amu Darya. It is around 170 kilometres (110 mi) to the northwest of Turkmenabat, near the Turkmenistan–Uzbekistan border. Daýahatyn is a fortified square enclosure with sides 53 metres (174 ft) long. It is believed to have been originally a fortress built by Tahir ibn Husayn in the 9th century. In the 11th century, it was transformed into a caravanserai with fascinating brick-structures, providing shelter for not only caravans but...