[MitzaLizalor]

Re: Wall across the Sahara

Donald Trump could do it for half the price. Isn't there a lot of sand in the Sahara Desert? At least that part's free.

Thanks for bringing me up to date. All that's needed then is a method for rapid production of vitrified walls?

[Nobar King]

Re: Wall across the Sahara

Thanks for bringing me up to date. All that's needed then is a method for rapid production of vitrified walls?

It's hot there, too. Maybe the sun can melt all that sand.