Settlers would stack brick upon brick of sod about an acre's worth until they had a home, then plant crops in the rich undersoil.

ECONOMIST: Building houses

The pitch has undersoil hearing and roads around the stadium have been gritted.

BBC: Wales

Hard-up clubs don't have the luxury of undersoil heating but to call some games off because surrounding roads and pavements were icy highlighted our modern cosseted way of life.

BBC: Leon Osman and Richard Dunne set good example

The forecast is for the freezing weather to continue into the weekend, making it almost impossible for clubs with no undersoil heating to make their pitches playable.

BBC: Six Scottish Cup ties beat freeze

The match in the Highlands should beat the cold weather after volunteers helped remove snow from the pitch, while Partick Thistle, like Inverness, benefit from undersoil heating.

BBC: Big chill decimates Scottish card