The northern lowlands are parts of glacial deposition, and, accordingly, their surface is diversified by this kind of functions because the Valdai Hills of western Russia; by deposits of boulder clay, sands, and gravels; by glacial lakes; and through the Pripet Marshes, a large ill-drained area of Belarus and Ukraine. https://sergioxmzmx.blogprodesign.com/56875968/the-ultimate-guide-to-europe