One of the remaining Cascade Islands. These islands are made of landslide debris that slid into and blocked the Columbia from the heights of Table Mtn and Greenleaf Peak - Air Columbia Heliport fotogalleri 
 |
Vis opprinnelige bildet (nytt vindu)
"Histories & Mysteries of the Columbia Gorge"...from the author of Curious Gorge, 22 September 2011
|
 |
