3 Comments

This is cool. I used to drive past an example in Marlborough many years ago. I can't remember the name of the river now though.

I also came across a similar phenomenon where a retreating glacier caused a river to completely disappear.

Expand full comment
Jan 25Liked by Heather Wall

These essays just keep getting more and more interesting! Or at least to me since I love Geology and own three of those yellow State roadside geology books. This was fascinating to read since I know next to nothing about Eastern U.S geology! Must be fun to live on a fault!

Expand full comment