Parks and open spaces in London Highgate Cemetery, burial place of Karl Marx and Michael Faraday amongst others. Completing London's array of green spaces are two paid entrance gardens — the leader is the Royal Botanic Garden at Kew, whilst the royal residence of Hampton Court Palace also has a celebrated garden. All Outer London boroughs contain sections of the metropolitan green belt. There are over a hundred registered commons in London, ranging in size from small fragments of land to large expanses. There are two historic lavender fields in the London Borough of Sutton. One, at Oaks Way, Carshalton Beeches is three acres in size
A1 in London became known as the Old North Road, and is used within London by the current A10. By the 12th century, because of flooding and damage by traffic on Ermine Street, an alternative route out of London was found through Islington and Muswell Hill, and this was the origin of the Great North Road that would become the A1. Until the 14th century the route went up what is now Hornsey Road – the A103 road, but when that became impassable a new route along Holloway Road via Highgate was created in the 14th century. The section through Highgate was bypassed