Keywords: PSM V53 D795 Crater of bandama grand canary.png en Crater of bandama grand canary 1898 http //www archive org/details/popularsciencemo53newy Popular Science Monthly Volume 53 author Caution in spite of the name of the photo this is not a volcanic crater mouth of volcano nor an impact crater Rather it is a caldera formed by an explosion when the volcano either was blocked or met underground water PD-old PD-US Uploaded with UploadWizard Popular Science Monthly illustrations/Volume 53 Nature of the Canary Islands Caldera de Bandama Volcanoes in 1898 1898 in Spain |