It's the furthest point west.
ICELAND
That'll be Alderney.
The island of Hawaii, also known as The Big Island.
Adak, Alaska
The big island of Hawaii is furthest south.
Green land
Saint Simons Island
The summit of mount Chimborazo Ecaudor
Hawaii Island, also commonly known as the Big Island, is the southernmost island in the Hawaiian Islands. The southernmost point in the United States is at the southern tip of the island and is known as Ka Lae.
Nunavut, Canada, is the furthest north but Greenland cartographers have found that Kaffeklubben Island (not a country) is farther north than any previously known point of land.
Nunavut, Canada, is the furthest north but Greenland cartographers have found that Kaffeklubben Island (not a country) is farther north than any previously known point of land.