General view of the interior of Alexandra Palace Theatre in north London, as workmen carry out an Â£18.8 million restoration of the hidden Victorian building. The theatre, built in 1885, has been closed for more than 80 years, and is set to re-open after the summer, with a full programme of events announced for December. Picture date: Friday April 27th, 2018. Photo credit should read: Matt Crossick/ EMPICS Entertainment.