Tyler Fish exercises at Iqaluit, Baffin Island, as he prepares for a March 1 launch.

While many of us are looking forward to the smallest signs of spring, Tyler Fish, formerly of the Chisago Lakes area, will be spending March and April moving slowly across the frozen arctic plains and maneuvering through open arctic water.

Fish, and fellow cold weather adventurer John Huston, are attempting to become the first Americans to make an unsupported expedition across the Arctic to the North Pole - on skis and snowshoes and pulling 260-pound sleds that can double as canoes, loaded with their only source of supplies. They will be using a GPS device and will have a compass and satellite phone along.

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