Get closer to solving the mystery of the Nazca lines with this riveting title. Learn about leading theories, important clues, and study the evidence to develop your on conclusions on how and why the lines were made. Detailed maps Glossary of key words Index Reviewed Table of contents History is filled with famous and riveting mysteries. Scientists, archaeologists, and others have developed theories in an attempt to solve these fascinating puzzles. Learn more about leading theories and study the evidence to develop your own conclusions about history's most intriguing unanswered questions

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