I am trying to figure out a timeline of the earliest known long distance trading routes and how the trading happened in practice, anybody has some info or good sources?
Somewhat related, about a few thousand years later: "<i>ORBIS: The Stanford Geospatial Network Model of the Roman World</i>" <a href="https://orbis.stanford.edu/" rel="nofollow">https://orbis.stanford.edu/</a>
<a href="https://www.reddit.com/r/AskHistorians/" rel="nofollow">https://www.reddit.com/r/AskHistorians/</a> might be able to help