As the aircraft is rolling towards the parking position; Sylvia can read on the walls of the building in red letters " Down with the USA".
There are heavily armed soldiers around each airplane showing us the way through customs and immigration.
It is the year 1979 and the Shah of Persia had been previously overthrown.
Lufthansa and other airlines had sent rescue airplanes to Tehran to evacuate passengers and bringing them to safety.
On the way to the hotel the bus transporting the crew had been stopped at two check points.
There was...