The treacherous job of driving trucks over frozen lakes, also known as ice roads, in Canada's Northwest Territories and Alaska's improved but still remote Dalton Highway, which is mainly snow-covered solid ground.

The treacherous job of driving trucks over frozen lakes, also known as ice roads, in Canada's Northwest Territories and Alaska's improved but still remote Dalton Highway, which is mainly snow-covered solid ground.

The treacherous job of driving trucks over frozen lakes, also known as ice roads, in Canada's Northwest Territories and Alaska's improved but still remote Dalton Highway, which is mainly snow-covered solid ground.

The treacherous job of driving trucks over frozen lakes, also known as ice roads, in Canada's Northwest Territories and Alaska's improved but still remote Dalton Highway, which is mainly snow-covered solid ground.

The treacherous job of driving trucks over frozen lakes, also known as ice roads, in Canada's Northwest Territories and Alaska's improved but still remote Dalton Highway, which is mainly snow-covered solid ground.

The treacherous job of driving trucks over frozen lakes, also known as ice roads, in Canada's Northwest Territories and Alaska's improved but still remote Dalton Highway, which is mainly snow-covered solid ground.

The treacherous job of driving trucks over frozen lakes, also known as ice roads, in Canada's Northwest Territories and Alaska's improved but still remote Dalton Highway, which is mainly snow-covered solid ground.

The treacherous job of driving trucks over frozen lakes, also known as ice roads, in Canada's Northwest Territories and Alaska's improved but still remote Dalton Highway, which is mainly snow-covered solid ground.

The treacherous job of driving trucks over frozen lakes, also known as ice roads, in Canada's Northwest Territories and Alaska's improved but still remote Dalton Highway, which is mainly snow-covered solid ground.