S3 E10Ancient Mega Fort
Aired on Dec 04, 200944m
Holding off invasion and protecting its people, ancient civilizations came up with creative, efficient, and effective means of self-protection and defense. Go behind some of history's most impregnable walls.
Holding off invasion and protecting its people, ancient civilizations came up with creative, efficient, and effective means of self-protection and defense. Go behind some of history's most impregnable walls.