That Wall On the Mexico Border?

On that wall President Trump wants to build.
And why it's not likely.

If not actually, totally downright, out and out stupid.
And impossible.
More:

Head Of Border Patrol Union Weighs In On Trump's Wall Plans

Border Wall Would Cut Across Land Sacred To Native Tribe

Landowners Likely To Bring More Lawsuits As Trump Moves 

On Border Wall

Southern Border Wall: Campaign Slogan Meets Reality

The Environmental Consequences Of A Wall On The U.S.-Mexico Border