Gavnø is a picturesque island located in the Gavnø Fjord in Denmark. It is known for its beautiful landscapes, historic buildings, and the impressive Gavnø Castle, which dates back to the 18th century. The island is a popular destination for tourists, offering scenic gardens and walking paths. The island is also home to a variety of wildlife and natural habitats, making it an ideal spot for nature enthusiasts. Visitors can explore the lush surroundings, enjoy outdoor activities, and learn about the island's rich history through guided tours and exhibitions at the castle.