Korčula make it the second most populous Adriatic island after Krk and the most populous Croatian island not connected to the mainland by a bridge. The population are almost entirely ethnic Croats. The island is twinned with Rothesay in Scotland.

Badija is the largest island in archipelago Škoji, near Korčula island in Croatia. The island is currently unpopulated. Franciscans from Bosnia came into possession of the island in 1398. They held it until 1949, when it was expropriated by the communist authorities.

The Vela Spila cave is situated above the town of Vela Luka on the island of Korčula, in Croatia on Pinski Rat hill at an elevation of approximately 130 m. The cave consists of an elliptically shaped cavern that measures 40 m in length, 17 m in height, and is approximately 40 m wide.

The Cathedral of St. Mark also called Korčula Cathedral, is the Roman Catholic cathedral of Korčula, Croatia. It was built by local masters from the fifteenth century to the mid-sixteenth century. It is at the forefront of the city, at the top of the peninsula. In 1557, an organ was placed in the cathedral.