Acadia National Park is a National Park located in the U.S. state of Maine

Maine

Maine is a state in the New England region of the northeastern United States, bordered by the Atlantic Ocean to the east and south, New Hampshire to the west, and the Canadian provinces of Quebec to the northwest and New Brunswick to the northeast. Maine is both the northernmost and easternmost...

. It reserves much of Mount Desert Island

Mount Desert Island

Mount Desert Island , in Hancock County, Maine, is the largest island off the coast of Maine. With an area of it is the 6th largest island in the contiguous United States. Though it is often claimed to be the third largest island on the eastern seaboard of the United States, it is actually second...

, and associated smaller islands, off the Atlantic coast

Atlantic Ocean

The Atlantic Ocean is the second-largest of the world's oceanic divisions. With a total area of about , it covers approximately 20% of the Earth's surface and about 26% of its water surface area...

. Originally created as Lafayette National Park in 1919, the first National Park East of the Mississippi, it was renamed Acadia in 1929.
The area first was inhabited by the Wabanaki

Wabanaki

Wabanaki, Wabenaki, Wobanaki, etc. may refer to:In geography* area referred as the "Dawn land" by many Algonquian-speaking peoples to describe the Eastern region of the North American continent, generally described as being New England in the United States, plus Quebec and the Maritimes in CanadaIn...

 people.

In the fall of 1604, Samuel de Champlain

Samuel de Champlain

Samuel de Champlain , "The Father of New France", was a French navigator, cartographer, draughtsman, soldier, explorer, geographer, ethnologist, diplomat, and chronicler. He founded New France and Quebec City on July 3, 1608....

 observed a high-notched island composed of seven or eight mountains rising to bare-rock summits from slopes of birch, fir, and pine.