April Bangkok to Paro On its way to Paro, Druk Air (the Kingdom of Bhutan's national carrier) flies over eight of the ten highest peaks of the world including Mt. Everst, Mt. Kulagangri and Mt. Chomolhari, Bhutan's most sacred mountain. The remarkable and steep descent into the Paro Valley is an awe-inspiring beginning to our adventure. Already one can feel the pace of life slow down.