The Puy de Lassolas (, the sunburnt ountain is a

volcano A volcano is commonly defined as a vent or fissure in the crust of a planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and gases to escape from a magma chamber below the surface. On Earth, volcanoes are most oft ...

in the Chaîne des Puys in France, peaking at 1187 metres. It forms, with the Puy de la Vache, a group of

volcanic crater A volcanic crater is an approximately circular depression in the ground caused by volcanic activity. It is typically a bowl-shaped feature containing one or more vents. During volcanic eruptions, molten magma and volcanic gases rise from an ...

s. Together, they thus form two half craters. Their

lava Lava is molten or partially molten rock (magma) that has been expelled from the interior of a terrestrial planet (such as Earth) or a Natural satellite, moon onto its surface. Lava may be erupted at a volcano or through a Fissure vent, fractu ...

flows created several lakes by crossing valleys, including Lake Cassière to the north and Lake Aydat to the south in the Veyre valley. Puy Lassolas 1

References

Chaîne des Puys Mountains of Puy-de-Dôme Mountains of the Massif Central {{PuyDôme-geo-stub