Season 2 Episodes13
Cast1

Corey Johnson
Self - Narrator (voice)
Discussion
0 comments
Join the conversation
Share your take and reply to other fans.
No comments yet
Be the first to share your thoughts on this episode.


Ranked #9 of 13 in Season 2•−0.2 vs season avg
The Grand Canyon is nearly 300 miles long and over a mile deep. You could stack four Empire State buildings one on top of the other and they still wouldn't reach the lip of the Canyon. As vast tectonic plates clash and grind against one

Corey Johnson
Self - Narrator (voice)
0 comments
Join the conversation
Share your take and reply to other fans.
No comments yet
Be the first to share your thoughts on this episode.
"Grand Canyon" is episode 1 of How the Earth Was Made season 2. It scored 8.1/10 from 37 votes, ranking #9 of 13 episodes this season (season average 8.3). It aired on November 24, 2009.