Western part of waterfall scar 120m high and 5km wide created by giant floods when Lake Missoula's ice dam was breached at end of Ice Age, Dry Falls, Grand Coulee, Washington state, United States of America, North America

120m high 5km wide breached color image created day distant dry falls end of ice age environment flooding giant floods grand coulee horizontal ice dam lake lake missoula nature nobody north america outdoors photography remote rock formation scar sunny travel travel destinations united states united states of america washington washington state waterfall western part america american americas color colour daytime distance falls flood formation isolation outside pacific northwest rock seclusion submerging sunshine us usa us usa wa water west coast