Yes, it is possible to take a tour from Sorrento to visit Pompeii and the Amalfi Coast. The tour would likely include transportation to and from Sorrento, as well as a guide to lead the tour and provide information about the sites. Pompeii is an ancient Roman city that was buried by ash and pumice during the eruption of Mount Vesuvius in AD 79, making it a popular tourist destination today. The Amalfi Coast is a UNESCO World Heritage site known for its beautiful coastal towns, such as Amalfi, Positano, and Ravello. The tour will showcase the stunning views of the coast and the Mediterranean Sea, and also the beautiful architecture and local culture of the towns. It is recommended to book the tour in advance, as tours fill up quickly and it is better to be sure of availability.