Exactly, Jason and the Argonauts explored the region of modern day Georgia, that is where ancient Colchis used to be. There was actually a golden fleece, and not just one! Locals have been gathering gold in the rivers of Svaneti for thousands of years using animal skins: by sinking the sheepskin, the water passes through, but the gold dust is trapped there, making the sheepskin literally gold.
One more ancient myth that was eventually proven true. Join the club Golden Fleece!