Unearthed (2016)

Legend Of Xanadu (9x11)

Air date: Jul 18, 2021

The legendary metropolis of Xanadu (Kublai Khan's capital of the Mongol Empire in the 13th century) and its fabled existence have mystified experts for centuries; now, archaeologists use cutting-edge aerial imaging to investigate new discoveries and reveal the truth behind this mythical lost city.