A doline (also seen as “dolina”) is one of the most recognizable features of karst terrain: a closed depression that pulls water inward and often sends it underground. In plain English, many people simply call it a sinkhole. The useful question is what kind of sinkhole it is and what it suggests about the rock […]
In most school atlases you meet mountains, plains, valleys and maybe a famous canyon or two. But Earth’s surface is full of stranger shapes that only specialists usually talk about. As of 2025, geomorphologists have mapped landforms so unusual that even many geography fans have never met their names: nubbins, poljes, mega-yardangs and more. What […]
On most world maps, Lake Baikal looks narrow and remote. In reality, it is a giant rift lake in southern Siberia whose depth, age, clarity, and endemic wildlife place it in a category of its own. That is why Baikal matters not just as a superlative on a map, but as one of the world’s […]
