... -Webster), is a hard black igneous rock rich in both magnesium and iron. It makes up majority of the oceanic crust today and is formed just as tectonic plates pull apart. (Galleries). Compared to alternative crafting materials of that time (such as clay), Basalt is the most durable. The artist who carved this stunning sculpture of Cleopatra (69 BC – 30 BC ... ...

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... that there are enough blocks in the three pyramids to build a 3 m (10 ft) high, 0.3 m (1 ft) thick wall around France. On the north face, is the pyramid's entrance. A number of corridors, galleries, and escape shafts either lead to the King's burial chamber, or were intended to serve other functions. The King's chamber is located at the heart of the pyramid, only accessible ... ...

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• Grade Level: High School