1.   Geometric perspective Perspective, the visual effect of distance, was first expressed in cave drawings.

2.   As cave drawings indicate, humans carry spears.

3.   Cave drawings suggest that the horse not only roamed in Mongolia and Central Asia but also went to Spain and France.

4.   In a sense, Shostak said, it would be like looking at the primitive cave drawings in Lascaux, France.

5.   Lost in a snowstorm, they came across a region with unmapped forests and a previously unknown breed of horse that resembled a cave drawing.

6.   Obituaries are cave drawings of the printing-press age.

7.   Paleolithic-era cave drawings suggest that dance or formal, ritualized movement symbolized everyday activities in primitive life.

8.   Prehistoric cave drawings show cravers who went to inordinate lengths to rob bees of their honey.

9.   They just discovered a bunch of these cave drawings in France, you know.

10.   The cave drawings appear to be from three eras, according to Egyptian experts.