Come with us on an exciting journey through the underground city under the airport in Switzerland! In this video, we explore the hidden world beneath the surface of one of the most interesting airports in the world. Set sail with us on a unique representation of the underground world, where mechanics, technology and safety come together. This journey underground offers a unique perspective of Switzerland and its infrastructure, which will leave you breathless. We recommend that you prepare your eyes and ears for this unusual underground world and join our adventure. Follow our video and explore the unknown depths that lie beneath the airport in Switzerland. If you are interested in innovative infrastructure and secret places, this is the video for you! Don’t miss this unique journey through the underground city under the airport in Switzerland!