Who were the First off the Boat when setting foot in the United States?

Who first settled the land that is now the United States?

The Pilgrims of New England and John Smith of Jamestown get all the publicity. But the Spanish were the first Europeans to set foot in almost half of the nation’s states, or 24 out of 50.

The states included the following:

Alabama
Alaska (not counting the Russians, whose country straddles Europe and Asia and who approached from Asia)
Arizona
North Carolina
Arkansas
Oklahoma
California
Oregon
Colorado
South Carolina
Florida
Tennessee
Georgia
Texas
Hawaii
Utah
Kansas
Virginia
Louisiana
Washington
Mississippi
Nebraska
Nevada