As key nodes that connected ancient silk routes traversing China, Japan and India, trading hubs, towns and cities in Java and Sumatra and other places in Asia were key destination points for merchants, monks and other itinerants plying these routes.Recent archaeological excavations in countries bordering the South China Sea and around the Indian Ocean unveiled remarkable similarities in artifacts recovered both on land and from the sea. The similarities underlined the many facets of regional exchanges and cross-cultural influences among people and places in these networks. Some of the...