Mega airport london heathrow with near airport surrounding about 42 square kilometers in total fully detailed buildings at the airport safegate and other dockings at all gates includes new t2 and t2b terminals pre rendered self shadowing and raytraced night lighting fully customized high resolution aerial ground textures about 30cmpix with custom detail textures for taxiways etc detailed ground markings actual taxiway layout with new rapid runway exits and taxiway links hand placed autogen