Deposited his book at the Artemision
· Temple of Artemis (Artemision), Ephesus, Ionia, Persian Empire (present-day Selçuk, Izmir Province, Turkey)

Wikimedia Commons · Creative Commons Attribution-Share Alike 3.0 Unported · file A later ancient tradition reports that Heraclitus deposited his single book in the great Temple of Artemis at Ephesus, a physical appearance at the Artemision. The deposit is reported in later testimony and is undated; 500 BC is an approximate anchor based on his activity around that year.