Verkkoplanning a 3 day trip to san diego? This 3 day san diego itinerary has everything you need to know to help plan your trip. In this itinerary, you’ll find. Verkkoin san diego, numerous free activities like beaches, parks, and hikes abound, but for paid attractions like the san diego zoo, sea world, and. Verkkofrom the beaches to the shopping, the nature to the food and drink scene, this place has it all and thanks to our travel guide, san diego will be yours.