Rijeka is a port city of Croatia, known for island getaways. While in the city, check out the Korzo promenade lined with shops and cafes, buzzing with life. The St. Vitus Cathedral is a popular site in the city of Rijeka as well. Take advantage of your Rijeka car rental and explore some of the top destinations outside the city center. For instance, the neighborhood of Volosko in the nearby city of Opatija is a colorful and picturesque area with water views and cafes.