Construction of radar system Сherni Vrah on Vitosha mountain near Sofia, Bulgaria
Size: 4912px × 7360px
Photo credit: © Alyaksandr Stzhalkouski / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: air, ait, approach, authority, bulatsa, bulgaria, bulgarian, centre, cherni, complex, construction, constructor, constructors, control, en-route, group, mountain, radar, services, sofia, sphere, system, thales, traffic, updat, upgrade, vitosha, vrah, workers, Сherni