Shifford Lock. River Thames, Oxfordshire.Pink Hill Lock, Cumnor, Witney, Oxfordshire.Pink Hill Lock, Cumnor, Witney, Oxfordshire.Northmoor Lock, Oxfordshire.Godstow Lock, River Thames, Oxfordshire.Sandford Lock, River Thames, Oxfordshire.Kayaks entering Sandford Lock, River Thames, Oxfordshire.Kayak inside Sandford Lock as it opens, River Thames, OxfordshirKayak leaving Sandford Lock, River Thames, Oxfordshire.Pleasure boat inside Hurley Lock. River Thames.Pinkhill Lock, Farmoor, River Thames, Oxfordshire.