Herrenhausen Gardens in Hanover, Germany, is a stunning collection of gardens that blend history and horticultural artistry. It consists of four gardens: the Great Garden, the Berggarten, the Georgengarten, and the Welfengarten, offering visitors a unique experience of classical garden design along with a modern touch. The Great Garden is particularly known for its baroque style and elaborate water displays, making it a must-visit for garden enthusiasts and those interested in European history.