The port city of Hội An and its bridge within the 18th century. Watercolour engraving by Jacques Chereau (1688–1776), circa 1750. Historic maps through the 17th and 18th hundreds of years display Hội An over the northern financial institution, connected to the sea by way of the Đại Chiêm Estuary and linked to Đà Nẵng's Đại Estuary