Great Fen is located 8 miles south-east of Peterborough in the fenlands of Cambridgeshire. The fenland habitat restoration project at Great Fen, is one of the largest restoration projects in the country, and aims to create a 3,700 hectare wetland connecting Woodwalton Fen National Nature Reserve with Holme Fen National Nature Reserve.

Feilden+Mawson were shortlisted to the final three designers.