Fellow parents can share in the challenges of travelling with young children - the exponential amount of luggage you have to pack, changes in your little one's daily routine, getting used to a new environment, battling jet lag, to name a few. A new one we recently added to the mix was travelling to high altitude. Our friends were visiting from Singapore and it was on their list to travel to northern Chile to see the stars. The Atacama Desert, thanks to its altitude and the la