| Salar Grande(expression, name, volcano, geology) |
| Sezill Volcano(expression, name, volcano, geology) |
| Spectrum Dome(expression, name, volcano, geology) |
| Spectrum Range(expression, name, volcano, geology) |
| Tweed Volcano(expression, name, volcano, geology) |
| Twin Peaks(expression, name, volcano, geology) |
| Ubinas(name, volcano, geology) |
| Waianae Range(expression, name, volcano, geology) |
| Wells Gray-Clearwater volcanic field(expression, name, volcano, geology) |
| Yeda Peak(expression, name, volcano, geology) |
| paleogene volcano(expression, name, volcano, geology) |
| Carmacks Group(expression, name, volcano, geology) |
| Columbia River Basalt Group(expression, name, volcano, geology) |
| Heise volcanic field(expression, name, volcano, geology) |
| Hell's Half Acre Lava Field(expression, name, volcano, geology) |
| Henry's Fork Caldera(expression, name, volcano, geology) |
| Huckleberry Ridge Tuff(expression, name, volcano, geology) |
| Mesa Falls Tuff(expression, name, volcano, geology) |
| Picabo volcanic field(expression, name, volcano, geology) |
| Shoshone lava field(expression, name, volcano, geology) |