Ancient Aliens

Ancient Astronaut theorists believe aliens have been visiting earth for thousands of years. If so, might we find evidence of this even in the stories of America's Old West?

Hindu scripture describes an enormous flying creature called a Garuda that shook the ground when it landed on Earth. Is it possible that this monster was actually a misinterpreted alien craft? Are hybrids like the Centaur just mythical creatures?

Are sacred places the product of man's reverence for God or the result of contact with space travelers? Jerusalem's Temple Mount has been called a heavenly gateway. Islam's shrine at Mecca displays a Black Stone believed to have fallen from heaven.

Could gold be the ultimate link between humans and aliens? A church in southern France is said to hold the key to alchemy. Sites in Peru and Egypt may provide other clues.

Throughout the world, ancient rites and rituals are believed to connect humans to another dimension. But just who -- or what -- are we communicating with? Could today's rituals be based on early man's attempts to emulate ancient alien visitors?

Might the tools and technology of ancient builders have come from distant galaxies? Evidence suggests that an ancient mountaintop fortress in Peru was built with laser-like tools, and temples at Vijayanagara, India, were built to harness cosmic energy.

Scientists are continually challenged by unidentified strains of bacteria with mysterious origins. Could some of our most crippling plagues and epidemics be traced to the darkest voids of space -- or even extraterrestrial intervention?

Mysterious legends and crumbling ruins are all that is left of our planet's lost worlds. But could there be proof of ancient alien visitors hidden among the artifacts of civilizations that have long vanished?

Throughout history, advances in technology have lead to the development of powerful weapons, each more deadly than the last. But were these lethal weapons the product of human innovation, or were they created with help from another, otherworldly source?

For thousands of years, there have been places around the world considered dangerous to humans. Might these locations hold the key to an otherworldly connection?

What is the meaning behind secret messages found throughout Washington, DC? Did America's Founding Fathers know something about ancient aliens that the general public did not? And did they incorporate this knowledge in symbols, architecture and documents?

Mass suicides. Human sacrifices. Unholy rituals. Throughout history, people have claimed to have otherworldly knowledge, and have led followers to commit horrific acts of violence.

Were ancient man's spectacular structures built by humans alone? Or do they bear evidence of being designed -- and interconnected -- by otherworldly visitors?

For thousands of years, mankind has told tales of about strange, soulless creatures like zombies and vampires. Are these beliefs merely manmade fabrications, or could there be extraterrestrial origins in earthly encounters with the undead?

Throughout history, mankind has told incredible tales of gods with extraordinary powers. But are these accounts merely tall tales, or could they be based on factual events? If mythical gods really did exist, were they extraterrestrial beings?

Why are humans so different from every other species on Earth? Did we evolve from apes, or is our intelligence the result of contact with an otherworldly source? Could unexplained advances in human evolution be the work of interstellar beings?