Even couch potatoes can enjoy these mountain highs.
A 24-hour stopover is no longer enough to experience even a fraction of what's on offer in a city that is fast becoming one the most exciting places in the world.
Nothing can prepare you for the majesty of the Himalayas - although some training would have helped.
How close is too close to a great white shark?
I soon realise that my assailant is not alone – and there is no escaping.