sentences:  Its gardens now form the municipal Wanstead Park in the London Borough of Redbridge.Sir Richard Child gathered large estates, including Wanstead Manor, partly by his 1703 marriage to Dorothy Glynne, whose mother was of the Tylney family of Tylney Hall in Rotherwick, Hampshire.In 1715 Child commissioned the Scottish architect Colen Campbell to design a grand mansion in the then emerging Palladian style, to replace the former house, and to rival contemporary mansions such as Blenheim Palace.