* Eastern Canada: He explored the St. Lawrence River, charting its course and establishing the first European settlement in Quebec City in 1608.
* The Great Lakes: Champlain ventured into the Great Lakes region, exploring Lake Ontario, Lake Huron, and Lake Champlain (which is named after him).
* The Northeast United States: He explored parts of the present-day states of Maine, Vermont, and New York.
* The Atlantic Coast: Champlain also explored parts of the Atlantic coast, including Nova Scotia and Cape Cod.
His explorations significantly impacted the development of early French colonies in North America and contributed to the mapping and understanding of the region.
