| Laguna Escondida(expression, name, volcano, geology) |
| Lanzarote(name, volcano, geology) |
| Lauca(name, volcano, geology) |
| Leon Muerto(expression, name, volcano, geology) |
| Lisianski Island(expression, name, volcano, geology) |
| Lone Butte(expression, name, volcano, geology) |
| Lord Howe Island(expression, name, volcano, geology) |
| Los Colorados(expression, name, volcano, geology) |
| Lyttelton Harbour(expression, name, volcano, geology) |
| Macusani(name, volcano, geology) |
| Manus Island(expression, name, volcano, geology) |
| Maro Reef(expression, name, volcano, geology) |
| Mount Bursey(expression, name, volcano, geology) |
| Mount Haddington(expression, name, volcano, geology) |
| Mount Harcourt(expression, name, volcano, geology) |
| Mount Marsabit(expression, name, volcano, geology) |
| Mount Murphy(expression, name, volcano, geology) |
| Mount Ningadhun(expression, name, volcano, geology) |
| Mount Noel(expression, name, volcano, geology) |
| Mount Overlord(expression, name, volcano, geology) |