| Name | Type |
|---|---|
| Meru-British Gangotri Expedition (1985) | Expedition Report |
| Mexican Black Holes (1988) | Expedition Report |
| Midlands Hindu Kush Himalayan 1967 (1967) | Expedition Report |
| Midnight Sun 03 (2003) | Expedition Report |
| Milne Island (SE Greenland) (1989) | Expedition Report |
| Miyar 2004 (2004) | Expedition Report |
| Miyar Nala 2006 (2006) | Expedition Report |
| Mongolian Altai 71 Years Expedition (1992) | Expedition Report |
| Monte Sarmiento 95 (1995) | Expedition Report |
| Moskus Expedition (2018) | Expedition Report |
| Mount Augusta 2013 (2013) | Expedition Report |
| Mount Crillon Expedition (2019) | Expedition Report |
| Mount Deborah Expedition (2015) | Expedition Report |
| Mount Forel, Greenland Expedition (1984) | Expedition Report |
| Mount Huntington 95 (1995) | Expedition Report |
| Mount King George (1996) | Expedition Report |
| Mount Kongur (1981) (1981) | Expedition Report |
| Mount Vancouver 2003 (2003) | Expedition Report |
| Muchu Chhish (2014) | Expedition Report |
| Muchu Chhish 2022 (2022) | Expedition Report |