unusual spherical of stones in the kazakh steppe mangistau

rock geology wildlife soil wilderness tree boulder ruins plant landscape nature terrain badlands stream flower wadi bedrock grass unusual spherical shape stones kazakh steppe mangistau valley balls torysh mangystau mangistau nodules concretion rock nature stones cliff travel granite sea coast desert natural sand ocean australia scenic scenery rocky ancient famous canyon badlands outdoor alberta geology valley hill western kazakhstan stone ball archeology ufo spheres sphere science expedition boulder formation old geological wilderness environment red asia