Syria 'chemical' attack: Douma's warren of war tunnels revealedPublished21 April 2018Shareclose panelShare pageCopy linkAbout sharingImage source, EPAImage caption, Bomb-proof tunnels big enough to drive down: the war-torn Syrian town of Douma has been yielding up its secrets since rebels abandoned it this month after the suspected government chemical attack there.Image source, EPAImage caption, The tunnels, fitted with electric lights, snake under the town.Image source, EPAImage caption, The impressive structures have reinforced walls and are paved in places.Image source, EPAImage caption, Exits to the daylight world quickly reveal why people sheltered so deeply underground.Image source, EPAImage caption, Much of the former opposition bastion has been reduced to rubble.Image source, EPAImage caption, But there are still playgrounds, swings and children in Douma.