33
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 30, 2025
6017773
568067
2
Public Timelines
FAQ

jan 1, 48000000 BC - The earliest phase of uplift of the Appalachian Mountains

Description:

The Appalachians first formed roughly 480 million years ago during the Ordovician Period, and once reached elevations similar to those of the Alps and the Rocky Mountains before they were eroded.

Added to timeline:

Date:

jan 1, 48000000 BC
Now
~ 5883516 years ago