Place
- Monterey (Calif.)3
- Montevideo (Uruguay)3
- Moscow (Russia)3
- Moss Landing Harbor (Calif.)3
- Mumbai (India)3
- Nantucket Sound (Mass.)3
- Ndola (Zambia)3
- Okti͡abrʹskiĭ (Bashkortostan, Russia)3
- Ouagadougou (Burkina Faso)3
- Pacific Ocean3
- Pajaro (Calif.)3
- Palembang (Indonesia)3
- Palermo (Italy)3
- Paris (France)3
- Parkfield (Calif.)3
- Pebble Beach (Calif.)3
- Penobscot Bay (Me.)3
- Philadelphia (Pa.)3
- Pittsburgh (Pa.)3
- Poona (India)3