- Maison des océans
- 195 Rue Saint-Jacques, Paris
- Maison Irène et Frédéric Joliot-Curie
- Rue du Trône 100, Brussels, Belgium
- Mallorca
- Mallorca, Palma
- Mar de Vigo Auditorio Palacio de Congresos
- Av. de Beiramar 59, Vigo, 36202
- Marine Institute
- Rinville, Oranmore, Co. Galway
- Marine Research Institute
- Skulagata 4, Reykjavik
- Met Norway
- Allégaten 70, Bergen
- Meteo France International Conference Centre
- Avenue Gaspard Coriolis 42, Toulouse
- Ministry of Environment Protection and Regional Development
- Peldu str. 25, Riga
- Museu do Oriente
- Avenida Brasília, Doca de Alcântara (North), Lisbon, Portugal
