glacier surface details viewed from above with crevasses and seracs, drone aerial view of vatnajökull in iceland, largest

039 above adventure aerial beautiful beauty bird blue cap closeup cold column crevasse dangerous detail drone europe experience extreme eye fissure glacial glacier hanging hazardous ice icefall iceland icelandic kull landscape light majestic majesty mountain natural nature outdoor panorama pattern scene scenic serac summer sun sunset surface texture tourism travel valley vatnajapara view