But if the snow doesn't arrive, you've got a surface you can still ski on." CopenHill's innovative design means you can ski no matter the season. The site features four lifts to different heights ...

"I think everybody is surprised to start with when they look at it and it's not snow," said Christian Ingels, the director at Copenhill. "It's green dry-slope material. After one or two runs ...

Copenhill is an energy plant. But instead of running on fossil fuels, this place…runs on rubbish. Putting that rubbish in landfill instead would emit greenhouse gases as the waste rots.