| Karpinsky Group(expression, activity, name, volcano, geology) |
| Kasatochi Island(expression, activity, name, volcano, geology) |
| Kick 'em Jenny(expression, activity, name, volcano, geology) |
| Kikai Caldera(expression, activity, name, volcano, geology) |
| Klyuchevskaya Sopka(expression, activity, name, volcano, geology) |
| Kolokol Group(expression, activity, name, volcano, geology) |
| Korovin Volcano(expression, activity, name, volcano, geology) |
| La Grande Soufriere(expression, activity, name, volcano, geology) |
| La Palma(expression, activity, name, volcano, geology) |
| La Soufriere(expression, activity, name, volcano, geology) |
| Lake Nyos(expression, activity, name, volcano, geology) |
| Las Derrumbadas(expression, activity, name, volcano, geology) |
| Las Pilas(expression, activity, name, volcano, geology) |
| Lo'ihi Seamount(expression, activity, name, volcano, geology) |
| Loki Patera(expression, activity, name, volcano, geology) |
| Long Island(expression, activity, name, volcano, geology) |
| Makushin Volcano(expression, activity, name, volcano, geology) |
| Manam Motu(expression, activity, name, volcano, geology) |
| Manda Hararo(expression, activity, name, volcano, geology) |
| Masaya Volcano(expression, activity, name, volcano, geology) |