Looking for any and all recommendations or insights for excursions or things to see when we are on our 7 night cruise via Celebrity Apex out of Barcelona. We already have an idea of what what we want to do for our first two stops in Valencia & Ibiza. However, not entirely too sure what to do or even where to start for our remaining three ports: Nice, Marseille, and La Spezia. Anything is really fair game. We have no oppositions to looking to travel out of any port to say Monte Carl