Question: The Chamber of Horrors is a 1929 British silent horror film based from one of the attractions in London owned by whom?

full_context: Document 1: The Silent House (1929 film): The Silent House is a 1929 British silent mystery film directed by Walter Forde and starring Mabel Poulton, Gibb McLaughlin and Arthur Pusey. It was made at the Nettlefold Studios in Walton-on-Thames. The film was based on a recent stage hit, but was not a success at the box office.
Document 2: Musée Grévin – Forum des Halles: The Musée Grévin – Forum des Halles was a wax museum located in the Forum des Halles, level 1, in the 1st arrondissement of Paris at 1 Rue Pierre Lescot, Paris, France. It opened in 1981 and closed in 1996.
Document 3: The House in Nightmare Park: The House in Nightmare Park (known as "Crazy House" in the U.S.) is a 1973 British comedy horror film directed by Peter Sykes and starring Frankie Howerd, Ray Milland and Hugh Burden. It was one of a number of British comedy films which parodied the successful British horror genre, closely associated with the Hammer Horror films. Its plot follows that of a traditional "Old Dark House" story.
Document 4: Boris Karloff: William Henry Pratt (23 November 1887 – 2 February 1969), better known by his stage name Boris Karloff, was an English actor who was primarily known for his typecast roles in horror films that depicted the characters Frankenstein and the Mummy. He portrayed Frankenstein's monster in "Frankenstein" (1931), "Bride of Frankenstein" (1935), and "Son of Frankenstein" (1939), which resulted in his immense popularity. He also appeared as Imhotep in "The Mummy" (1932).
Document 5: Walter Makes a Movie: Walter Makes a Movie is a silent film, directed by Tom Seymour and Walter Forde in 1922. Forde plays a petty thief who steals from film star Pauline Highbrow (Pauline Peters). Pursued by the police he ends up in the Star Film Company's studio during the shooting of her latest melodrama.
Document 6: Chamber of Horrors (Madame Tussauds): The Chamber of Horrors was one of the attractions at Madame Tussauds in London, being an exhibition of waxworks of notorious murderers and other infamous historical figures. The gallery first opened as a 'Separate Room' in Marie Tussaud's 1802 exhibition in London and quickly became a success as it showed historical personalities and artifacts rather than the freaks of nature popular in other waxworks of the day. It closed permanently in April 2016.
Document 7: Criminals Hall of Fame: The Criminals Hall of Fame Wax Museum was a wax museum on 5751 Victoria Avenue in Niagara Falls, Ontario, Canada. One of many wax museums in the region, it was located at the top of Clifton Hill. The museum featured forty wax statues of notorious criminals, from mobsters to serial killers. The museum was created in 1977 and closed late 2014.
Document 8: Madame Tussauds Washington D.C.: Madame Tussauds Washington D.C. is a wax museum located in Washington D.C., the capital city of the United States of America. The attraction opened in October 2007 and became the 12th Madame Tussauds venue worldwide. and features wax sculptures of famous figures from politics, culture, sports, music and television. In comparison to other Madame Tussauds venues, the venue features more waxworks of political figures, with sculptures of all 44 U.S. presidents displayed.
Document 9: Black Museum: The Black Museum, or The Crime Museum of Scotland Yard, is a collection of criminal memorabilia kept at New Scotland Yard, headquarters of the Metropolitan Police Service in London, England. The museum came into existence sometime in 1874, although unofficially. It was housed at Scotland Yard, and grew from the collection of prisoners' property gathered under the authority of the Prisoners Property Act of 1869. The act was intended to help the police in their study of crime and criminals. By 1875, it had become an official museum, although not open to the public, with a police inspector and a police constable assigned to official duty there.
Document 10: Nightmare on the 13th Floor: The Wessex Hotel in Los Angeles is a Victorian hotel, built in 1898 at a height of 16 floors, including a 13th floor. Early in its history, serial killer Avery Block brings his friends to the 13th floor of the Wessex where he proceeds to kill them with a fire ax hoping to achieve immortality by the taking of others' lives. Due to the murders, the 13th floor is sealed off in October 1901 and a frieze is erected around the building covering the floor.
Document 11: Madame Tussauds Las Vegas: Madame Tussauds Las Vegas is a wax museum located in the Las Vegas Strip at The Venetian Las Vegas casino resort in Paradise, Nevada. The attraction opened in 1999, becoming the first Madame Tussauds venue to open in the United States. It features over 100 wax figures of famous celebrities, film and TV characters, athletes, musicians and Marvel superheroes, as well a 4D movie theatre. Subsequent Madame Tussauds venues opened in the U.S in New York City in 2000, Washington D.C. in 2007, and Hollywood, California in 2009.
Document 12: Chamber of Horrors (1929 film): Chamber of Horrors is a 1929 British silent horror film directed by Walter Summers and starring Frank Stanmore. It was made at Welwyn Studios. A man spends the night in the Chamber of Horrors of Madame Tussauds.
Document 13: James Whale: James Whale (22 July 1889 – 29 May 1957) was an English film director, theater director and actor. He is best remembered for his four classic horror films: "Frankenstein" (1931), "The Old Dark House" (1932), "The Invisible Man" (1933) and "Bride of Frankenstein" (1935). Whale also directed films in other genres, including what is considered the definitive film version of the musical "Show Boat" (1936). He became increasingly disenchanted with his association with horror, but many of his non-horror films have fallen into obscurity.
Document 14: Heralds' Museum: The Heralds' Museum at the Tower of London opened in the old Waterloo Barracks within the Tower in 1981. It was run by the College of Arms Trust. The original idea came from Sir Anthony Wagner, Garter Principal King of Arms. Wagner hoped to establish a museum in which to display the treasures of the College of Arms itself. Initially it was hoped to erect a building adjacent to the college, and a most interesting design was commissioned from Raymond Erith. This proved impossible because of the increasing financial demands of repairs to the college building. In 1981 the Heralds' Museum was at last opened as part of the Tower of London. The museum was open during the summer season and admission was included in admission to the Tower. Exhibits included items from the collection of College of Arms and artifacts borrowed from other sources.
Document 15: Royal Panopticon: The Royal Panopticon of Science and Art, to give the full title, was one of the grand social institutions and architectural splendours of Victorian London, that is now lost. It was given a Royal Charter in 1850 and in July 1851 a lease was taken out on a premium site for 60 years, and building could commence. The Panopticon was built on the eastern side of Leicester Square, opening on 18 March 1854. As a showcase venue for the very best achievements in Science and Arts of the time, it attracted 1,000 visitors per day. Two years later however it closed, obtained a licence for theatrical performances and was re-opened as the Alhambra Theatre. The site is now occupied by the Odeon Leicester Square.
ground_truth: Madame Tussauds