Faxian
In 399, Faxian set out with nine others to locate sacred Buddhist texts. He visited India in the early fifth century. He is said to have walked all the way from  China across the icy desert and rugged mountain passes. He entered India from the northwest and reached Pataliputra. He took back with him Buddhist texts and images sacred to Buddhism. He saw the ruins of the city when he reached Pataliputra.