46:13

Washington Pass Granite

56:49

Steamboat Rock Geology - GSA Field Trip

45:23

Craters of the Moon!

28:15

Lava Butte Sunset

21:01

Photographier les détails en forêt

29:29

GEOL 351 - #22 - Ingalls Creek (field trip)

38:10

Naneum Canyon with Andrew Sadowski

35:04

Flying over Glacier Peak Volcano