Size comparison maps The longest distance you can travel between two points in a straight line without crossing any major bodies of water April 17, 2015 Alex This post may contain affiliate links. As an Amazon Associate, we earn from qualifying purchases. The longest straight line you can walk without hitting the ocean. Distance: 13,572.40 kilometers (8,433.56 miles). Related Posts:Population employment ratioChickens Live stock data by countryInflation GDP Deflator by countryLife expectancy at birth in yearsMaps of the Great LakesThe US & UK roads With The Biggest Gaps Between ToiletsMountain Ranges and Systems of the World MappedA flag maps of Europe, but each flag is determined…