Completed the following sentence: Opened in 1960, the airport has been the primary gateway to Afghanistan and is located at high altitude, surrounded by the mountains of the Hindu Kush. ️<unk>️<unk>️<unk>️<unk>️ ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️
<unk> <unk> <unk> <unk> <unk> <unk> Afghan Air Force also had a base there, while the Afghan National Police provided security inside the passenger terminals. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ Air France: Aéroports de Paris, Aéroport de Paris, Aéroport de Paris, Aéroport de Paris, Aéroport de Paris, Aéroport de Paris, Aéroport de Paris, Aéroport de Paris, Aéroport de Paris, Aéroport de Paris, Aéroport de Paris, Aéroport de Paris, Aéroport de Paris