What does this number measure?
A volcanic dome in the Chaîne des Puys. Puy de Dôme is a mountain of volcanic origin near Clermont-Ferrand. Its elevation is neither the thickness of lava nor its height above the neighbouring plateaus.
Compare the stated dimensions
The comparison uses the number in each fact sheet: altitude, height, diameter, length or distance, depending on the reference. Two values in metres do not necessarily describe the same property.
Source and limitations
Catalogue order of magnitude; a source is provided, but this measurement has not been individually audited.
Puy de Dôme: rounded volcanic dome with an interpreted grassy summit and wooded slopes. The value compares summit elevation, not the visible height of the landform; perspective and details are not topographically validated.