Bild einer Thermalquelle in einer Schlucht in der Region Permet, Albanien. - Stockfoto & -bild

Tabernas Desert Nature Reserve, Special Protection Area, Hot Desert Climate Region, Tabernas, Almeria, Andalucia, Spain, Europe

Gole dell Alcantara (Gorge of Alcantara river) in Sicily

The cave city of Chufut-Kale in the Republic of Crimea, Ukraine. A clear Sunny day on September 28, 2020.

Stone texture. The Toulourenc river gorges at foot of Mont Ventoux in Provence. Nature conservation.

Rock formation in the Pyrenees, Huesca province, Aragon, Spain.

Sousaki is an extinct volcano and modern solfatara field in northeastern Corinthia, Greece, at the northwest end of the Aegean volcanic arc.