The Avro Vulcan's delta-wing design turned out to be revolutionary for its time. The first prototypes included the Avro 707, which tested the aerodynamic properties of the delta-wing concept. [...] ...

The XH558 model is the only airworthy example of the 134 Avro Vulcan bombers operated by the Royal Air Force from 1953 to 1984. It has taken 15 years and hundreds of hours to restore, costing over ...