Keystone Canyon
| Keystone Canyon | |
|---|---|
View of Keystone Canyon along the Richardson Highway | |
Keystone Canyon Location in Alaska | |
| Floor elevation | 307 feet (94 meters) |
| Length | 3 miles (4.8 km) |
| Geography | |
| Location | Chugach Census Area, Alaska, United States |
| Coordinates | 61°04′41″N 145°53′57″W / 61.07806°N 145.89917°W |
| Rivers | Lowe River |
Keystone Canyon is a gorge near Valdez in the U.S. state of Alaska. Situated at an elevation of 307 feet (94 m), its walls are almost perpendicular. It measures 3 miles (4.8 km) in length, connecting the upper and lower valleys of Lowe River.