Castle Rock - pietra calcarea punto di riferimento nella prateria del Kansas occidentale vicino a Quinter (Contea di Gove), vista aerea di fine estate - Foto e immagini stock

Monument Rocks in Grove County, Kansas. The chalk rock formation is a listed National Natural Landmark. High quality photo

Monument Rocks imestones in Kansas

Limestone pillar formation near Castle Rock in a prairie of western Kansas near Quinter (Gove County) - aerial view

Monument Rocks in Grove County, Kansas. The chalk rock formation is a listed National Natural Landmark. High quality photo

Monument Rocks (Chalk Pyramids) in western Kansas prairie, aerial view

Unique geological formations in Love Valley in Cappadocia, popular travel destination in Turkey.

Limestone pillar formation near Castle Rock in a prairie of western Kansas near Quinter (Gove County)

Chalk formations at Monument Rocks National Natural Landmark in Gove County, western Kansas

Hiking rock formation at Castle Rocks in western Kansas

Castle Rock - limestone pillar landmark in prairie of western Kansas near Quinter (Gove County) , foggy summer morning

Monument Rocks (Chalk Pyramids) in western Kansas prairie, aerial view

Monument Rocks (Chalk Pyramids) in western Kansas prairie, aerial view

Sunset over badlands, Pawnee National Grassland in northern Colorado, typical winter or fall scenery with a dry grass

Castle Rock - limestone pillar landmark in prairie of western Kansas near Quinter (Gove County) , late summer aerial view