Last Glacial Period River, which in turn was formed during an earlier glacial period. In its retreat, the Wisconsin Episode glaciation left terminal moraines that form Long Island, Block Island, Cape Cod, Nomans Land, Martha's Vineyard, Nantucket, Sable Island, and the Oak Ridges Moraine in south central Ontario, Canada. In Wisconsin itself, it left the Kettle Moraine. The drumlins and eskers formed at its melting edge are landmarks of the Lower Connecticut River Valley. In the Sierra Nevada, there are three named stages of glacial maxima (sometimes incorrectly called ice ages) separated by warmer periods. These glacial maxima are called, from oldest to
Eye in the Egg René Magritte, and they symbolized for him infinity, evolution, and the experience of timelessness. There were so many repetitions of the egg in later works by Sooster that his grave has a stone egg on it. On 1 December 1962 this work was shown in an exhibition called "Manege", hoping to gain Soviet recognition for their modernist art, but which sadly backfired, receiving a threat from Khrushchev to send them all into exile. The shape of the eggs is not exact and the "eye" in the title may refer to the central shutter-like doors in the egg that are similar