Figure 10. Geography of ridge-and-furrow complexes ("Baer's mounds'') in northwestern and northcentral Eurasia [Grosswald, 1999]. (1) Maximum and recessional end moraines of the Late Weichselian, (2) zone of ridge-and-furrow landforms, (3) giant straightline channels, (4) "skirting'' valleys of northern Caspian Lowland, (5) inferred continuations of cataclysmic water flow, (6) furrows of subglacial streams.