After visiting Corfu, we honestly would have preferred to stay on the ship. Lots of traffic and trash, and not much to do. We found a couple of pedestrian markets and did a bit of shopping, and we did the hop-on-ho-off bus tour (we didn't hop off anywhere). If you see an excursion that takes you out of Corfu town that interests you, don't be worried you are missing something in town: you aren't! ...
We were expecting more for our first visit to Greece but we did enjoy ourselves and ate well. You probably need to get away from the city center area to enjoy it's beauty, we didn't, our bad! ...
Took the MSC's bus into downtown to walk around, sightsee and shop. I bought a few souvenirs. In hindsight, I would have taken a taxi tour of the island as I felt we would have enjoyed seeing more of the place. ...