All of the books listed below have links to where you can find out more about them, as well as purchase which case would earn a small commision.

The Atlantis Blueprint:
Unlocking the Ancient Mysteries of a Long-Lost Civilization

by Colin Wilson and Rand Flem-Ath, Delta (2002)

Babylonian Life and History

by E.A. Wallis Budge, Barnes & Noble (2005)

Before the Pharaohs:
Egypt's Mysterious Prehistory

by Edward F. Malkowski, Bear & Company (2005)

The Bible Unearthed:
Archaeology's New Vision of Ancient Israel and the Origin of Its Sacred Texts

by Neil Asher Silberman and Israel Finkelstein, Touchstone (2002)

The Book of Genesis Illustrated by R. Crumb

by R. Crumb, W. W. Norton & Company (2009)

Climate Change in Prehistory:
The End of the Reign of Chaos

by William James Burroughs, Cambridge University Press (2005)

The Crystal Sun:
Rediscovering a Lost Technology of the Ancient World

by Robert Temple, Century/Souvenir Press (2000)

Decoding Rig-Veda:
For the Knowledge of Science

by Radhika Raman Sinha, Robertson Publishing (2009)

The End of Days:
Armageddon and Prohecies of the Return

by Zecharia Sitchin, Harper (2008)

Finding Darwin's God:
A Scientist's Search for Common Ground Between God and Evolution

by Kenneth R. Miller, Harper Perennial (2007)

Fingerprints of the Gods

by Graham Hancock, Three Rivers Press (1996)

The First Americans:
In Pursuit of Archaeology's Greatest Mystery

by James Adovasio and Jake Page, Modern Library (2003)

Forbidden History:
Prehistoric Technologies, Extraterrestrial Intervention, and the Suppressed Origins of Civilization

edited by J. Douglas Kenyon, Bear & Company (2005)

From the Ashes of Angels:
The Forbidden Legacy of a Fallen Race

by Andrew Collins, Bear & Company (2001)

The Genesis Race:
Our Extraterrestrial DNA and the True Origins of the Species

by Will Hart, Bear & Company (2003)

The Giza Death Star

by Joseph P. Farrell, Adventures Unlimited Press (2002)

The Giza Power Plant:
Technologies of Ancient Egypt

by Christopher Dunn, Bear & Company (1998)

God Against The Gods:
The History of the War Betwseen Monotheism and Polytheism

by Jonathan Kirsch, Penguin Books (2005)

The God-Kings and the Titans:
The New World Ascendancy in Ancient Times

by James R. Bailey, St. Martins Press (1973)

Gods, Genes, and Consciousness:
Nonhuman Intervention in Human History

by Paul von Ward, Hampton Roads Publishing Company (2004)

Gods of the Cataclysm:
A revolutionary investigation of man and his gods before and after the Great Cataclysm

by Hugh Fox, Dorset Press (1981)

The Great Transformation:
The Beginning of Our Religious Traditions

by Karen Armstrong, Anchor (2007)

Hamlet's Mill:
An Essay Investigating the Origins of Human Knowledge And Its Transmission Through Myth

by Giorgio de Santillana and Hertha von Dechen, Nonpareil Books (2014)

Heaven's Mirror:
Quest for the Lost Civilization

by Graham Hancock and Santha Faiia, Three Rivers Press (1998)

The Hidden History of the Human Race

by Michael A. Cremo and Richard L. Thompson, Bhaktivedanta Book Publishing (1999)

In the Footsteps of Eve:
The Mystery of Human Origins

by Lee R. Berger and Brett Hilton-Barber, Adventure Press (2000)

The Incas

by Pedro Cieza De Leon, University of Oklahoma Press (1959)

Incidents of Travel in Central America:
Chiapas and Yucatan

by John L. Stephens, Dover Publications (1969)

Keeper of Genesis:
A Quest for the Hidden Legacy of Mankind

by Graham Hancock and Robert Bauval, William Heinemann LTD (1996)

The Mayan Code:
Time Acceleration and Awakening the World Mind

by Barbara Hand Clow, Bear & Company (2007)

The Mayan Prophecies for 2012

by Gerald Benedict, Watkins (2008)

The Meaning of Masonry

by W. L. Wilmshurst, Gramercy (1995)

The Mysteries of the Great Cross of Hendaye:
Alchemy and the End of Time

by Jay Weidner and Vincent Bridges, Destiny Books (2003)

Noah's Flood:
The New Scientific Discoveries About The Event That Changed History

by William Ryan and Walter Oitman, Simon & Shuster (2000)

Notes from the Holocene:
A Brief History of the Future

by Dorian Sagan, Chelsea Green Publishing (2007)

Olmec Archaeology and Early Mesoamerica

by Chistopher Pool, Cambridge University Press (2007)

Our Cosmic Ancestors

by Maurice Chatelain, Light Technology Publishing (1988)

The Past in Perspective:
An Introduction to Human Prehistory

by Kenneth L. Feder, Oxford University Press (2016)

Path of the Pole

by Charles H. Hapgood, Adventures Unlimited Press (2015)

Patterns in Prehistory:
Humankind's First Three Million Years

by Robert J. Wenke and Deborah I. Olszewski, Oxford University Press (2006)

Plato Prehistorian:
10,000 to 5000 B.C. Myth, Religion, Archaeology

by Mary Settegast, Lindisfarne Books (2000)

Primal Myths:
Creation Myths Around the World

by Barbara C. Sproul, HarperOne (1979)

Primitive Mythology
(The Masks of God)

by Joseph Campbell, Penguin Books (1991)

Shadows of Forgotten Ancestors

by Carl Sagan and Ann Druyan, Ballentine Books (1993)

The Secret of the Incas:
Myth, Astronomy and the War Against Time

by William Sullivan, Crown (1996)

Serpent in the Sky:
The High Wisdom of Ancient Egypt

by John Anthony West, Quest Books (1993)

The Sign and the Seal:
The Quest for the Lost Ark of the Covenant

by Graham Hancock, Touchstone (1993)

The Temple in Man:
Sacred Architecture and the Perfect Man

by R. A. Schwaller de Lubicz, Inner Traditions (1981)

The Third Champanzee:
The Evolution and Future of the Human Animal

by Jared M. Diamond, Harper Perennial (2006)

Architect of the Universe

by Ralph Ellis, Adventures Unlimited Press (2002)

Timaeus and Critias

by Plato, Penguin Classics (2008)

The 12th Planet:
Book I of the Earth Chronicals

by Zecharia Sitchin, Harper (2007)

The Return of Quetzalcoatl

by Daniel Pincheck, TarcherPerigree, (2007)

The Mysterious Origins of Civilization

by Graham Hancock, Three Rivers Press (2003)

Uriel's Machine:
Uncovering the Secrets of Stonehenge, Noah's Flood and the Dawn of Civilization

by Christopher Knight and Robert Lomas, Fair Winds Press (2001)