Not enough of the physical structures of the theatres remain to solve this riddle, and the archaeological record is thin.

ECONOMIST: SHAKESPEARE��S PLAYHOUSE

Network engineering is not a glamorous profession, and the physical structures of the greatest network ever built lack the grandeur of a hydroelectric dam or a continent-spanning railway.

ECONOMIST: How the internet works

The High Court injunction covers physical structures including cars and caravans and also prevents the cutting off of any utilities unless they pose a danger "to life and limb".

BBC: Dale Farm: Travellers win injunction delaying eviction