How Was 48 km Long Ancient Bridge Spanning the Sea Built? Ancient Bridges That Still Exist Today

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You won't believe it! These ancient bridges were built WITHOUT modern technology, yet they're still standing today!!
How were these ancient bridges constructed without advanced tools or modern civil engineering? Across the world, stunning ancient bridges like the Arkadiko Bridge in Greece—built over 3,000 years ago—continue to amaze us. Made entirely of stone without cement or modern equipment, this bridge remains standing strong to this day. How did ancient civilizations fit these stones together with such precision? Scientists are still baffled by the advanced construction techniques achieved in the past, without heavy machinery or modern technology.
Have we underestimated the ingenuity of our ancestors?

[vpanigale]

What about the Sumerian’s from 7000-2000 BC ? They invented so many things

[erniemajor]

Interesting until you get to the romans part. Romans should have stayed in their own lane.