'Did you know that geologically, the Susquehanna River is considered the oldest major river system

[elleng]

in the world? It dates back to the Paleozoic Era (543 to 248 million years ago), and there is evidence that the flow of the ancient Susquehanna was established early enough that it predated the formation of the Appalachian mountains over 300 million years ago.
📷: John A. Pavoncello #SaveTheBay https://www.facebook.com/chesapeakebay/

[WheelWalker]

1. I did not know that.

The east coast is so unlike the west coast it seems to me. Both are unique natural treasures. Thank you for sharing.

[marble falls]

2. That's way cool. When I was young my grandparents had a farm in Nanny Glow. I still ...

... remember a radio announcer when making a station ID would say "the voice of the Susquehanna".

More than 60 years ago.

[arthurgoodwin]

3. It is merely a contender

It is merely a contender for world's oldest river. See:
https://en.wikipedia.org/wiki/List_of_rivers_by_age

The river usually listed as the oldest is actually the Finke in Australia (of course, it is usually just a dry riverbed).

[LastDemocratInSC]

4. The Susquehanna will need to get past the New River first.