Tilted layers showing bedding planes in strata of sedimentary rock in coastal cliff at Odeceixe, Algarve, Portugal, Europe

The intertidal zone of the Quantock Coast, West Somerset, contains an abundance of geology and wildlife. It is a Site of Special Scientific Interest (SSSI) and is of international geological importance.

Andalucian campagna near Montellano, Spain, at dawn

Andalucian campagna near Montellano, Spain, at dawn

Close-up view of the volcanic rock cliffs and shoreline at Cala del Bue Marino on Pantelleria Island on a sunny day, Pantelleria Island, Trapani, Sicily, Italy

Scenic view of the volcanic rock cliffs and shoreline at Cala del Bue Marino on Pantelleria Island on a sunny day, Pantelleria Island, Trapani, Sicily, Italy

Landscape of tropical karstic phenomena in the Tsingy national park of Bemaraha, Small Tsingy area, UNESCO World Heritage site, Early November: end of dry season, Madagascar

Landscape of tropical karstic phenomena in the Tsingy national park of Bemaraha, Small Tsingy area, UNESCO World Heritage site, Early November: end of dry season, Madagascar

Landscape of tropical karstic phenomena in the Tsingy national park of Bemaraha, Small Tsingy area, UNESCO World Heritage site, Early November: end of dry season, Madagascar

Landscape of tropical karstic phenomena in the Tsingy national park of Bemaraha, Small Tsingy area, UNESCO World Heritage site, Early November: end of dry season, Madagascar

Landscape of tropical karstic phenomena in the Tsingy national park of Bemaraha, Small Tsingy area, UNESCO World Heritage site, Early November: end of dry season, Madagascar

Landscape of tropical karstic phenomena in the Tsingy national park of Bemaraha, Small Tsingy area, UNESCO World Heritage site, Early November: end of dry season, Madagascar