Lost in my own backyard
a walk in Yellowstone National Park
Tim Cahill
Natural history--Yellowstone National Park
Walking--Yellowstone National Park
Hiking--Yellowstone National Park
Camping--Yellowstone National Park
Natural history
Cahill, Tim (US adventure traveller, 1944-)
Travel--By hiking
Travel--United States--West
Yellowstone National Park--History
Walking
Camping
