A few surprises in 2015's 'Designs of the Year'

Nominations for the Design Museum's 2015 Design of the Year award have been revealed. 76 of the best works of product, transport, graphic, fashion, digital and architectural design will be exhibited at the museum from March 25, with category winners announced May 4 and the overall winner June 4. While we wait for the exhibition to open, CNN takes you through the cream of the crop: our top picks across all the nominated fields.