| Crater Flat(expression, name, volcano, geology) |
| Crater Mountain(expression, name, volcano, geology) |
| Crown Island(expression, name, volcano, geology) |
| Cuernos del Diablo(expression, name, volcano, geology) |
| Cultus Mountain(expression, name, volcano, geology) |
| Cupit Mary Mountain(expression, name, volcano, geology) |
| Dacht-i-Navar Group(expression, name, volcano, geology) |
| Darai Hills(expression, name, volcano, geology) |
| Darlac Volcanic Field(expression, name, volcano, geology) |
| Data Gabalti(expression, name, volcano, geology) |
| Dawa Ale-Quarry(expression, name, volcano, geology) |
| Ded i Baba(expression, name, volcano, geology) |
| Devils Desk(expression, name, volcano, geology) |
| Dgida Basin(expression, name, volcano, geology) |
| Diamond Peak(expression, name, volcano, geology) |
| Dos Hermanos(expression, name, volcano, geology) |
| Double Glacier(expression, name, volcano, geology) |
| Durango volcanic field(expression, name, volcano, geology) |
| E-san Maru-yama Hokkaido(expression, name, volcano, geology) |
| Eagle Lake Field(expression, name, volcano, geology) |