Download or read book The Lost Realms written by Zecharia Sitchin and published by Harper Collins. This book was released on 1990 with total page 308 pages. Available in PDF, EPUB and Kindle. Book excerpt: In an attempt to explain the seemingly impossible feats of the pyramid-building Indians of pre-Columbian South America, the author theorizes that giants from space inspired the Incas, Mayas, and Aztecs to civilization.