Remarkable new details about giant moose released as archaeologists confirm stone structure is world's oldest. Children were involved in the construction of a geoglyph in the Urals which was only discovered thanks to images taken from space. It predates Peru's famous Nazca Lines by thousands of years, archaeologists have announced. But they are no nearer answering why ancient man made it, nor can they yet fathom which group built the geoglyph; archeological traces found so far in the area do not show a culture with sufficient refinement... Located near Lake Zyuratkul in the Ural Mountains, it stretches for about 275...