has opened a public attraction named Warner Bros. Though the studios are owned by Warner Bros., all of the studio facilities are available to rent for any production. Following a £110 million refurbishment by Warner Bros., the studios are now one of the largest and most state-of-the-art secure filmmaking facilities in the world. The studios contain approximately 50,000 m 2 (540,000 sq ft) of flexible space which includes stage space, one of the largest filtered and heated stage-based water tanks in Europe, production office space, workshops and support buildings, along with an extensive 32 ha (79 acres) backlot which offers a 180-degree uninterrupted horizon, favourable for exterior sets. Studios, Leavesden is one of only a few places in the UK where large-scale film productions can be made.

The nearest railway station is King's Langley which is a walking distance of 1.3 miles (2.1 km). The studios were all converted from an aircraft factory and airfield called Leavesden Aerodrome, a centre of British aircraft production during World War II.

Formerly known as Leavesden Film Studios and still colloquially known as Leavesden Studios or simply Leavesden, it is a film and media complex owned by Warner Bros. Studios, Leavesden is an 80 ha (200-acre) studio complex in Leavesden in Watford, Hertfordshire, in South East England. Studio Tour London – The Making of Harry Potter Film studio complex in Hertfordshire, England

Harry potter films wiki