Cattle in a snow-covered field with pumpjacks, snow-covered mountains, rolling hills and blue sky in the background, West of High River; Alberta, Canada

Close-up of pumpjacks with the warm light at sunrise, snow-covered mountains and blue sky in the background, West of Airdrie; Alberta, Canada

Pumpjack in a snow-covered field with snow-covered mountains and blue sky in the background; Longview, Alberta, Canada

Close-up of metal pipeline, with a black metal tank, metal shed and pumpjack in the background in a snow-covered field, West of Airdrie; Alberta, Canada

Aerial view of pumpjack in a snow-covered field with long shadows, warm light of sunrise, rolling hills, snow-covered mountains and blue sky in the background; Longview, Alberta, Canada

Pumpjack in a snow-covered field with snow-covered mountains and blue sky in the background, West of Airdrie; Alberta, Canada

Aerial view of pumpjack in a snow-covered field with long shadows, warm light of sunrise, rolling hills, snow-covered mountains and blue sky in the background; Longview, Alberta, Canada

Close-up of pumpjack with the warm light at sunrise, snow-covered mountains and blue sky in the background, West of Airdrie; Alberta, Canada

Well head with pipeline and pumpjack in a snow-covered field with snow-covered mountains and blue sky in the background, North of Longview; Alberta, Canada

Oil pumpjacks in winter near Lake Alma; Saskatchewan, Canada