Ability Group owns Dunblane Hydro, Hilton Liverpool, Hilton Cambridge, Waldorf-Astoria Syon Park, DoubleTree Aberdeen. This includes the Allston Doubletree Hotel, The Inn at Harvard, and the Harvard Square Hotel. DoubleTree by Hilton is an American hotel chain and a part of Hilton Worldwide. It operates as the Arctic Club Hotel, a DoubleTree by Hilton. The first DoubleTree hotel opened in Scottsdale, Arizona, in 1969. DoubleTree competes in the full service category, alongside sister chain Hilton Hotels & Resorts. In 2012, the Tropicana announced an affiliation with DoubleTree by Hilton. Reopened on 1 February 2013, under the DoubleTree by Hilton franchise. In 2002, the church moved to the Doubletree Hotel in Buckhead. The Hotel Roanoke reopened on April 3, 1995, managed by the DoubleTree chain. The first WrestleReunion event occurred January 29, 2005, at Doubletree Hotel in Tampa, Florida. The center is adjoined by a 16-story DoubleTree hotel facility built directly above the arena. It is, however, connected to the DoubleTree Hotel Houston-Allen Center through a skyway. The hotel that is joining the First National Center is the Doubletree Hotel. The Doubletree Hotel, located nearby in Crystal City, Virginia, also had a security camera video.