Stowe (Buckinghamshire)
"...succeeded in buying the Lamport Estate in 1826, which was immediately to the east of the gardens, adding 17 acres (6.9 ha) to the south-east of the gardens to form the Lamport gardens. This work was overseen by the head gardener, James Brown, who remodelled the eastern arm of the Octagon Lake and created a cascade beyond the Palladian Bridge." (Wikipedia)