But where do you start? The world is so vast, that start with the country I know best, my own. But my country is so big that it will be better to start with my town. Although in reality, my city is huge. Principle will be better than my street. No, my home. No, for my family. No matter, I will start with myself.
Trekking between above 2500m to almost 3200m above sea level, moving fast is way too tough at that altitude unless you are a local who is used to the thin air.