Place
- Lopez Point (Calif)1
- Los Angeles County (Calif.)1
- MIssouri1
- Machias Bay (Me.)1
- Madagascar1
- Madera County (Calif.)1
- Malawi1
- Malaysia1
- Mali1
- Mariposa County (Calif.)1
- Massachusettes1
- Mauritania1
- Mauritius1
- Merced County (Calif.)1
- Mid Atlantic States1
- Modoc County (Calif.)1
- Morocco1
- Namibia1
- Narragansett Bay (R.I.)1
- Nepal1