Dan Brekke:
Oregon, Illinois, nuclear power plant
Dan Brekke:
Kingsley Dam, Nebraska
Dan Brekke:
Lake McConaughy, Nebraska
Dan Brekke:
Fields, windmills west of Peetz, Colorado
Dan Brekke:
Colorado Windmills
Dan Brekke:
Colorado Windmills
Dan Brekke:
Crescent Dunes solar energy plant, Nevada
Dan Brekke:
Crescent Dunes solar energy plant