Hidden open holes and collapsed ice at Fairbanks to Nenana Stop 8 Photo Credits: Chas Jones Traveling carefully along the edge of an area with hidden open holes and collapsed ice beneath the snow cover. Process Observed: Open Water (Hidden)Thin IceIce CollapseTravel Route Date Process Observed: Tuesday, April 16, 2013 Galleries: Fairbanks to Nenana Trip Stop 8 Gallery