Product Description: As commonly used, the term "megaliths" refers to huge, free-standing, neolithic stones whose origin and meaning have long been debated by archaeologists and students of prehistory. Perhaps the most famous neolithic site is Stonehenge, the great circle of giant stones on Salisbury Plain in England...read more (view table of contents, read Amazon.com's description)

A practical introduction to the night sky and what can be seen there with the naked eye, binoculars, and telescopes, including stars, planets, constellations, and asteroids

Provides star maps, explains how to locate and identify major stars and planets, and offers advice on working with a telescope

Surveys the history of astronomy and examines current knowledge of the solar system and the origins of the universe