Greenland was explored by the viking,

Greenland was explored by the viking Erik the Red.

Erik the Red was a Norwegian Viking noted for the discovery and colonization of Greenland. Erik the Red settled many colonies in Greenland, and he is honored for his discovery and settlement of Greenland.

Greenland is an autonomous constituent country of the Kingdom of Denmark between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago.

new evidence is discovered.

oversights and errors are corrected,

new technology is applied to evidence.

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