My countries with the most inland surface water is my most popular quiz so I thought I would try this -- countries who have no inland surface water. I took it from the same Wikipedia list but some countries listed such as East Timor, Georgia I double checked with Google Maps and took off the list. Other countries had seasonal rivers and were kept.
Evil aliens have decided to kill everyone on Earth! Fortunately, they've given you two minutes to save as many as you can. All you have to do is name a country to save everyone in it.
I'm impressed you've been there; not an easy place to access. I'm not sure why I didn't think twice about Bhutan - mountains with glaciers should have surface water.