BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake
BLM Oregon & Washington: Studying a Mammoth Trackway at Fossil Lake