What opera house whose first Opera staging was Beethovens "Fidelio" had a guest conductor born November 6th 1978 in Valencia, Spain?
Palau de les Arts
Ramón Tebar
José Ramón Tebar Sáiz (November 6, 1978, Valencia, Spain) is a conductor and pianist, currently Principal Conductor at Florida Grand Opera.
 He is Artistic and Music Director of Palm Beach Symphony and Opera Naples.
 He was Music Director of the Festival of Santo Domingo, Dominican Republic (2009-2015).
 In March 2015, he was named Principal Guest Conductor of Spain's Palau de les Arts Reina Sofia.
Palau de les Arts Reina Sofia
Palau de les Arts Reina Sofia (] ; Spanish: "Palacio de las Artes Reina Sofía" ; anglicised as "Reina (Queen) Sofía Palace of the Arts") is an opera house and cultural centre in Valencia, Spain.
 It opened on 8 October 2005; its first opera staging was of Beethoven's "Fidelio" on 25 October 2006.
 Tenor and conductor Plácido Domingo has maintained a special relationship with the Palau since its founding and has established a young singers training program there.
Omer Meir Wellber
Omer Meir Wellber was born in Be’er Sheva in 1981.
 He is the standing guest conductor at the Israeli Opera and has also been, since 2009, the regular conductor of the Raanana Symphonette Orchestra, founded in 1991 to help aid the integration of Jewish immigrants in Israel.
 Since 2011 he has been General Music Director of the Palau de les Arts Reina Sofia in Valencia in succession to Lorin Maazel, where his contract runs until 2014.
 Wellber also appears regularly at the opera houses in Berlin, Dresden, Vienna, Venice, Milan and Verona. Akron Opera House
Akron Opera House is a historic building located in Akron, Iowa, United States.
 The American Insurance Company of Des Moines promised the local citizens that if the bought enough insurance polices they would build the town an opera house.
 The $18,000 building was completed in 1905, with the interior completed the next year.
 The first floor housed commercial space, with the opera house occupying the second and third floors.
 The 600-seat theatre featured a stage on the north end and balcony and main floor seating.
 The first play was the disappointing "The Homeseekers" on February 15, 1906.
 The first opera was "The Rajah of Altara" on February 28, 1906.
 Akron was on a circuit that brought traveling companies of actors, musicians and politicians to rural communities.
 In addition to musical and theatrical performances, the theatre hosted lyceum speakers, medicine shows, school events, boxing matches, basketball games, dances, Chautauqua’s, political gatherings, and church activities.
 The building was listed on the National Register of Historic Places in 2012. Will Crutchfield
Will Crutchfield (born 1957) is an American conductor, musicologist, and vocal coach.
 He is the founding Artistic and General Director of Teatro Nuovo, a company whose inaugural season will be in the summer of 2018 at State University of New York at Purchase.
 The new company continues the work that Crutchfield began as the Director of Opera for Bel Canto at Caramoor International Music Festival, a widely-heralded program which celebrated its twentieth and final season in 2017.
 He also has been a frequent guest conductor at the Polish National Opera and has led opera performances at the Canadian Opera Company, Washington National Opera, and Minnesota Opera.
 From 1999 through 2005, he served as Music Director of the Opera de Colombia in Bogotá. Isidore Godfrey
Isidore Godfrey OBE (27 September 1900 – 12 September 1977), born Israel Gotfryd, was musical director of the D'Oyly Carte Opera Company for 39 years, from 1929 to 1968.
 He conducted most of the company's performances during that period, except for a few London seasons when Malcolm Sargent was guest conductor and brief periods in the summers of 1947 and 1948 when Boyd Neel filled in as guest conductor. Silvio Varviso
Silvio Varviso (26 February 19241 November 2006) was a Swiss conductor who spent most of his career devoted to conducting opera.
 He began his conducting career working in minor opera houses in Switzerland in the mid-1940s.
 He became the principal conductor of the opera house in Basel in 1956 where he served for six years.
 In the late 1950s he began appearing with major opera houses on the international stage as a guest conductor.
 During the 1960s, he became a fixture at the Metropolitan Opera in New York City and at the Royal Opera House in London.
 In 1965 he became the music director of the Royal Swedish Opera, and later in his career served as the music director of the Staatsoper Stuttgart and the Paris Opera.
 During the early 1990s he became a permanent guest conductor at the Vlaamse Opera where he remained active up until his death. Jean Deslauriers
Jean Deslauriers (24 June 1909 – 30 May 1978) was a Canadian conductor, violinist, and composer.
 As a conductor he had a long and fruitful partnership with the Canadian Broadcasting Corporation; conducting orchestras for feature films and television and radio programs for more than 40 years.
 He also worked as a guest conductor with orchestras and opera companies throughout Canada and served on the conducting staff of the Opéra du Québec. "
The Canadian Encyclopedia" describes him as "a conductor with a sober but efficient technique, who was always faithful to the written score [and] equally at ease conducting concerts, opera, and lighter repertoire."
 His best-known compositions are his "Prélude" for strings and the song, "La Musique des yeux".
 He is the father of soprano Yolande Deslauriers-Husaruk. Claudio Abbado
Claudio Abbado, (] ; 26 June 1933 – 20 January 2014) was an Italian conductor.
 One of the most celebrated and respected conductors of the 20th century, particularly in the music of Gustav Mahler, he served as music director of the La Scala opera house in Milan, principal conductor of the London Symphony Orchestra, principal guest conductor of the Chicago Symphony Orchestra, music director of the Vienna State Opera, founder and director of Lucerne Festival Orchestra, music director of European Union Youth Orchestra and principal conductor of the Berlin Philharmonic orchestra. Gianfranco Masini
Gianfranco Masini (26 November 1937 – 18 June 1993) was an Italian orchestra conductor, primarily known for conducting opera.
 During the course of his career he was a principal conductor at the Teatro Lirico Giuseppe Verdi in Trieste and at the Arena di Verona Festival.
 He appeared in numerous opera houses in Europe and North America as a guest conductor and was the principal guest conductor of the Stadttheater Bonn in 1990.
 At the time of his death, he was the principal conductor and artistic director of Montpellier Opera.