The Saudis are building a 600-mile-long “Great Wall” - a combined fence and ditch - to separates the country from Iraq to the north. ....The proposal had been discussed since 2006, at the height of the Iraqi civil war, but work began in September last year after Isil’s charge through much of the west and north of the country gave it a substantial land border with the Kingdom to the south.
Link, which ahs a map and graphic:http://www.telegraph.co.uk/news/worl...-out-Isil.html