Scablands at Grand Coulee
Charles Robinson
Basalt Columns - The Ice Age Flood
Charles Robinson
Dry Falls Overlook
Charles Robinson
Deep Lake Boat Launch
Charles Robinson
Lake Roosevelt at Keller Ferry
Charles Robinson
Sun Lake in Lower Grand Coulee Washington
Charles Robinson
Lake Roosevelt
Charles Robinson
Dry Falls Lake
Charles Robinson
Lenore Lake - Ice Age Flood
Charles Robinson
Ice Age Flood Tour - Portland to Prosser, Grand Coulee and Back - Ninth Edition
Charles Robinson
Ice Age Flood Tour - Portland to Prosser, Grand Coulee and Back - Eighth Edition
Charles Robinson
Northrup Canyon Granite
Charles Robinson
Perch Lake #1
Charles Robinson
Dry Falls Washington
Charles Robinson
Lake Lenore Caves - Ice Age Flood
Charles Robinson
Majestic Grand Coulee Dam
Charles Robinson
Grand Coulee at Sunset
Charles Robinson