Dubrovnik is a city in southern Croatia fronting the Adriatic Sea. It’s known for its distinctive Old Town, encircled with massive stone walls completed in the 16th century. Its well-preserved buildings range from baroque St. Blaise Church to Renaissance Sponza Palace and Gothic Rector’s Palace, now a history museum. Paved with limestone, the pedestrianized Stradun (or Placa) is lined with shops and restaurants. ― Google

Korčula is a Croatian island in the Adriatic Sea. It has an area of 279 km², is 46.8 km long and on average 7.8 km wide, and lies just off the Dalmatian coast. Its 15,522 inhabitants make it the second most populous Adriatic island after Krk. The population are almost entirely ethnic Croats. Wikipedia