According to early Sanskrit texts the ancients had several types of airships called vimanas. Like aircraft of today, vimanas were used to fly through the air from city to city; to conduct aerial surveys of uncharted lands; and as delivery vehicles for awesome weapons. David Hatcher Childress, popular Lost Cities author and star of the History Channel (TM)s long-running show Ancient Aliens, takes us on an astounding investigation into tales of ancient...