This site marks the Eastern Terminus of the Ice Age National Scenic Trail. The Trail was designated a National Scenic Trail by Congress in 1980 and Wisconsin's first State Scenic Trail in 1987. The Western Terminus is in Interstate State Park on . . . — — Map (db m39249) HM
Deep winter in Wisconsin lasts about three months. But during the last two million years, dramatic shifts in climate produced periods with longer winters. These cold spells lasted thousands of years. As snow accumulated an ice sheet formed and . . . — — Map (db m40197) HM
[A map in the upper left corner of the marker shows the extent of glaciation over North America and Wisconsin's position. Below it, a map shows the extent of glaciation in Wisconsin, with the locations of National Scientific Reserve Sites . . . — — Map (db m38943) HM
