In a lush valley within the Sakra peak in Gandhara (northwestern Pakistan) is a vast limestone cave temple, part of an ancient Hindu sacred complex. For over 700 years, this cluster of shrines minted hundreds of varieties of their own votive coinage - a unique case in Central and South Asia. These were miniscule copper coins, issued for pilgrims, featuring eclectic and original combinations of Greco-Roman, Iranian, Indic, and Islamic iconography...