Ivinghoe Beacon is a prominent hill and landmark in the Chiltern Hills, standing 233 m (757 ft) above sea level. It is situated close to the village of Ivinghoe in Buckinghamshire, the Ashridge Estate, and the villages of Aldbury and Little Gaddesden in Hertfordshire and is managed and owned by the National Trust. Ivinghoe Beacon is part of the Ivinghoe Hills Site of Special Scientific Interest. It lies between the towns of Dunstable in Bedfordshire, and Berkhamsted and Tring in Hertfordshire. It is the starting point of the Icknield Way to the east, and the Ridgeway long-distance path to the west.Ivinghoe Beacon is a popular spot for walkers, sightseers, and model aircraft enthusiasts, who use lift generated by the wind blowing up the hill – a technique known as slope soaring.Ivinghoe Beacon's appearance of remoteness, yet relative proximity to the film studios at Elstree, meant that it was a favoured location for many dramas, especially those produced by ITC in the 1960s.