How Much of a Country Can You Actually See On Vacation? (Fun With Viewsheds)

Ah summertime. The time when the only things on your social media feed are the 10 new and original tourist destinations and people sharing what new or exotic places they have seen. And sometimes I think to myself, congratulations on your flight to an all-in resort, or great for you that you can finally scratch away some countries on your scratch map now that you set foot there for a few days. But how many of your destination have you actually seen?

But then I started thinking, I went to Norway a few weeks ago. And How much of the country did I actually see? How much, of the literal land of Norway have I been able to see with my own eyes. I hiked on a few mountain tops, So it must be quite some area right? And that got me curious to figure that out. ... https://www.youtube.com/watch?v=sEdnAcVQc5E