If you rattle off the names of the world's top museums and cultural landmarks, it’s likely that a high percentage of what you include are located in major cities included on Western and Eastern Mediterranean itineraries. We're talking about Rome, Florence, Venice, Barcelona, Athens, and beyond. If you want to spend time really seeing the icons in these historic destinations (and not just through a bus window), it takes a little planning. We've got you covered with these tips for getting the most out of your time in port while on a Mediterranean cruise.