4 moments
Studies under Ammonius
· Athens, Attica, Greece

Wikimedia Commons · Public domain · file Plutarch began the studies in mathematics and philosophy that connected him with the Platonist Ammonius in Athens. The source supports residence/study spanning 66–67 CE; 0066 is the documented starting year.
Visit with Ammonius during Nero's Greek tour
· Sanctuary of Apollo, Delphi, Phocis, Greece

Wikimedia Commons · Creative Commons Attribution-Share Alike 4.0 International · file While still a student, Plutarch visited Delphi with Ammonius during Nero's visit to Greece, strengthening his early association with the sanctuary. The visit is dated only within 66–67 CE; 0067 is used because Nero competed at Delphi's Pythian Games in that period.
Visit to Rome with Lucius Mestrius Florus
· Rome, Italy

Wikimedia Commons · Creative Commons Attribution-Share Alike 4.0 International · file Plutarch visited Rome with Lucius Mestrius Florus, the Roman associate later connected with his acquisition of Roman citizenship and Latin name. The date is explicitly approximate.
Appointment as priest of Apollo
· Temple of Apollo, Delphi, Phocis, Greece

Wikimedia Commons · Creative Commons Attribution-Share Alike 3.0 Unported · file Plutarch became one of the sanctuary priests responsible for Apollo's temple at Delphi, a major public and religious role in his later life. The appointment date is explicitly approximate.