There is quite a lot of high altitude grassland with desert in the southwest.
its is made up from moutain and open land mass
The Gobi Desert is one. It's the world's most northern desert and it covers a third of the southern part of the country
Mountains, Plateaus, Basins, Rivers, Deserts.
Some are lakes and rivers
Gobi desert Hovsgol lake Gandan monastery Altay/altai mountains
The Alps
Appalachian mountains
colosseum
Mt olympus
The Himalayan mountain range forms a natural barrier between China and Mongolia.
Nigeria hosts famous landmarks that are both manmade and natural. Natural landmarks are Gurara Falls, Zuma Rock and the Owu Falls.
The 'gorges du Verdon', the 'Mont Blanc', the cliffs of Etretat are natural landmarks in France.
Rotarua Hot pools! Milford Sound!
Some places are Danau Toba, Borobudur Temple and Musi River in Palembang
Texas is nowhere near Mongolia
Most countries will call some natural formation of sorts a 'landmark'The natural stone bridge and the Grand Canyon are just two of many in the US. Around the world you have Victoria Falls in Africa, The Andies in South America and Mt Fuji in Japan. As stated these are only a few of the natural 'landmarks' that exsist around the world.