Guests on the Essential Free Tour Salamanca will also have the opportunity to visit the famous Shell House. Here, travelers will discover its history and the legend behind the shells. As guests continue winding their way through the old town, they will be amazed at the number of beautifully conserved gems hidden around every corner, including the San Esteban Convent. The majority of tours will end around the Roman Bridge, an iconic symbol of the city and evidence of the city’s importance throughout the ages. It’s the ideal place to take some incredible photos. During the tour, please don’t hesitate to ask as many questions as you like. And, of course, all guests will come away with a host of recommendations and tips for what to do during the remainder of their stay.