Imagine a scene where a group of historical reenactors dressed as ancient astronauts explore a submerged city of alien origin, surrounded by incredible underwater wonders such as glowing jellyfish and mysterious sea creatures. The astronauts uncover ancient artifacts that hint at a connection between Earth and outer space, sparking new theories about the origins of human civilization.

Visualize a fascinating scenario where a group of historical reenactors are garbed in ancient astronaut suits. They are devotedly exploring a submerged city which seems to have otherworldly origins. The underwater city is encircled by a plethora of marine marvels, including bioluminescent jellyfish floating gracefully and elusive sea creatures lurking in the depths. The 'astronauts' are discovering antiquated artifacts, seeming to suggest a linkage between our home planet, Earth, and the vast expanse of outer space. This discovery kindles fresh hypotheses about the roots of human civilization.