Three-part video series presented by the physician Professor Robert Winston explores the nature of our believes, the understanding of God in different times and different cultures, what it means to be a human.

He begins his search in the depths of the caverns in south-west France. The mysterious hand prints on the cave walls establish a connection between the supernatural powers inside the rocks.

Then he visits Teotihuacan, one of the largest ancient cities in the world. In the great temple human sacrifice practiced by the Aztec priests once upon a time.

He meets a Buddhist priest to understand Buddhism its teachings are similar atheism.

The last stop in this episode is Iran, the birth place of Zoroastrianism that is possibly the source of monotheistic religions.

[Credit: Atheist Movies]

In the second episode, Lord Winston makes a journey to the tomb of Abraham where keeps the followers of the two faith apart. He searches the golden calf myth, the God's first massacre to Book of Exodus. Later he goes down the pagan side beneath modern Rome and joins Shi'a Muslims' brutal remembrance ceremonies for the martyrdom of Imam Hussain.

[Credit: Atheist Movies]

The last episode is focusing on the struggle between science and religion.

Galileo Galilei discovered that his observations contradicted the Bible and in the middle of 19 century Darwin pushed back the God with his theory of evolution.

Robert Winston meets Richard Dawkins and Dean Hamer who claimed that he found God gene (VMAT2). Then he visits a creationist museum and debates the creationist Ken Ham in a radio show.

The episode ends at the CERN laboratory.

[Credit: Atheist Movies]