– FS2002/FS2004 Rt. 20 Flight Adventure flight2000it 19 years ago FS2002/FS2004 Rt. 20 Flight Adventure. A text file with accompaning maps and directions for a trip following US Route 20 across the United States of America visiting historical places that are along the way. Leg number 4 by William Rayer. 600 Kb FS2004 – Boeing 767-300 Panel With SkySpirit PackageFSX – Piper PA-28-151 Cherokee WARRIORFSX – Beechcraft D17 Staggerwing