The seven - storey Holwood House in Keston , Kent , boasts 160 acres of land as well as views of Canary Wharf . lord Wilberforce , Winston Churchill and Charles Darwin were all regular visitors to the property . The house was purchased by Pitt the Younger for £ 8,950 in 1785 while the current owner spent £ 2.5 million in 2002 . lord butler and William Wilberforce sat under an oak tree in the grounds and discussed the abolition of slavery .
The seven-bedroom Holwood House in Keston , Kent , boasts 40 acres of land as well as views of Canary Wharf . William Wilberforce , Winston Churchill and Charles Darwin were all regular visitors to the property . The house was bought by Pitt the Younger for £8,950 in 1785 while the current owner spent £2.5 million in 2002 . Mr Pitt and William Wilberforce sat under an oak tree in the grounds and discussed the abolition of slavery .