Ancient Aliens

The mysterious symbol of the keyhole exists in mystic texts, sacred architecture and ancient artwork found all over the planet. Could this cryptic shape represent a profound connection to the cosmos? And is it a clue that was left behind by extraterrestrials who visited Earth thousands of years ago?

Bölüm: S16E04
Bölüm Adı: The Galactic Keyhole
Yayınlanma Tarihi: 04.12.2020