The shorter route ends at Delphi. Give the sanctuary and museum proper time before returning to Athens.
Add a day at each base for museums, slower walks and weather flexibility.
Every transfer is allocated separately from the sightseeing days. Arrival at the first base and departure from the last are outside this outline.
Acropolis of Athens
Connect the Acropolis with the city beneath it and with museum objects that explain what the surviving architecture cannot. Take one long walk through the historic centre, with a substantial pause rather than continuous sightseeing. A modern city is still present around every ancient fragment.
Suggested base: Athens. Allow 3 days here.
Delphi
Pair the archaeological site with its museum. Read the sanctuary as a route through a steep landscape: approach, terraces, monuments and a view that continues beyond the ruins. Stay locally so the visit is not squeezed between two long drives.
Suggested base: Delphi or Arachova. Allow 2 days here.
Meteora
Choose a manageable number of monasteries and viewpoints. Observe how access routes, buildings and rock pillars fit together. Leave time between interiors for the landscape itself, and adapt the order to the actual monastery opening days.
Suggested base: Kalambaka or Kastraki. Allow 3 days here.