Have you heard of a series of walls 2,720 km-long running through Moroccan-controlled Western Sahara? It is dubbed The Wall of Shame by independence-seekers living in exile.
Units from the United Nations try to keep tens of thousands of combatants separate.
Now that George Bush has backed away from the expensive and ineffective concept of a wall between the USA and Mexico, perhaps we can work on tearing down this one.
Since 1975 refugees have been living in desert camps near Tindouf, Algeria. And I had never heard of them.
There are many sad things in this big world. Ignored.

guerrilla fighters of the Polisario Front