The Noordwijk Conference was held in Noordwijk, near The Hague, on 6 September 1955 to evaluate the progress made by the Spaak Committee set up by the Messina Conference.
For the scenes on the beach Losey chose a spot in Noordwijk, the Netherlands.
The National Aeronautics and Space Administration (NASA), the European Space Agency (ESA) and the Portuguese Center for Pollution Prevention (C3P), jointly organised an International Workshop on Environment and Alternative Energy with the theme of "Global Collaboration in Sustainable Environmental and Alternative Energy Strategies" at the European Space Research and Technology Centre (ESTEC), Noordwijk, Netherlands, on 15–18 November 2011.