The island of Košljun is a small, picturesque island located in the Bay of Krk in Croatia. It covers an area of about 0.2 square kilometers and is known for its lush greenery and serene environment. The island is uninhabited, making it a peaceful retreat for visitors seeking nature and tranquility. Košljun is home to a Franciscan monastery, established in the 15th century, which features a museum showcasing religious artifacts and local history. The island can be reached by boat, and its beautiful surroundings attract tourists interested in hiking, birdwatching, and exploring its natural beauty.