Nowadays buildings and structures are getting more than one way of being used. This giant waste incinerator has a ski slope on its sides. Danish architecture firm Bjarke Ingels Group is planning on building a ski slope around a new waste incinerator in Copenhagen. It will turn garbage into energy,

The plant will become a year-round ski park, and the rest of the complex will form a park and recreation area.
Waste will continue to be turned into energy on the inside.

Via Designboom