Wow! That makes it over seven kilometres which is enormous. Any other takers on the world's largest tarmac runway? Michael wrote : >I am fairly certain the longest runway is 04/22 at Edwards AFB in >southern California. The concrete runway is 15,000 feet, plus 9,000 >feet of dry lake bed, yielding a usable landing strip of 24,000 feet, >suitable for any aircraft (or returning spacecraft). > >-- >Michael C. Berch >mcb@postmodern.com >