(Here's an article from Quora Digest)
Guest Post by Erik Hagborg,
- Let's ignore the need to follow the curve of the terrain.
- Let's ignore the inaccessibility and level of effort just to get equipment and materials there to start building.
- We'll also ignore the Alaska border, (-2400km)
- And forget building some sort of floating wall over the lakes and rivers,
- And the politics of building a wall between two close allies.