To get you in the mood:

Full itinerary in reverse:
https://bestmonthofyourlife.com/package/spain-portugal-trip-2020/ 

Munich

Lucerne and Switzerland

Bordeaux France

San Sebastian & Bilbao

Porto

Lisbon

Algarve

Seville Spain

Granada Spain

Cordoba Spain

Madrid Spain

Barcelona Spain

Avignon & Provence France