Kalundborg is a town located on the western coast of Zealand, Denmark. It is known for its unique industrial symbiosis, where different companies collaborate to use each other's by-products, promoting sustainability. The town has a rich history, with roots dating back to the Middle Ages, and features several historical buildings, including the Kalundborg Church. The town is also home to a significant port, which plays a crucial role in trade and shipping. Kalundborg's economy is diverse, with industries ranging from manufacturing to renewable energy. The surrounding natural landscape offers opportunities for outdoor activities, making it an attractive place for both residents and visitors.