Crossword clues for Viking explorer 4 letters:MARSVikings explored itERIKWith 28-Across and 13-Down, Viking explorer who colonized GreenlandERICRed-headed Viking explorerERICViking explorerERICViking explorer __ the RedMARSWhere Vikings explored?ERIC___ the Red (Viking explorer)MARSWhat two Vikings have exploredERICTHEREDViking explorer