Going to Mars: Was The “Face” Depicted 4,500 Years Ago?

• Part 1: Going to Mars: What is NASA Looking For?
• Part 2: Going to Mars: Was The “Face” Depicted 4,500 Years Ago?)

The successful landing by NASA of two robotic rovers on Mars earlier this year was an occasion for joy and expectation – joy because so many of the preceding attempts (including by the Japanese and the British) have failed, and expectation of obtaining confirmation that Mars was once a watery planet.