Ramsey County History – Summer 1997: “Millions of Years in the Making: The Geological Forces that Shaped St. Paul”
- Year
- 1997
- Volume
- 32
- Issue
- 2
- Creators
- Edmund C. Bray
- Topics
Millions of Years in the Making: The Geological Forces that Shaped St. Paul
Author: Edmund C. Bray
The geological history of what became St. Paul, starting with an epicontinental sea 455 million years ago, through the glacial era and Glacial Lake Agassiz, the Glacial River Warren, and the spectacular waterfall that carved the gorge of today’s downtown.
- Year
- 1997
- Volume
- 32
- Issue
- 2
- Creators
- Edmund C. Bray
- Topics