there are several airports that are called "high-res" they are much more detailed than default ones and include things like walkways, trucks, baggage handlers and more airport stuff
Atlanta (katl) is one of them but there are more...
.chicago-o'hare (kord)
.miami intl (kmia)
.seattle-tacoma intl (not sure on id)
.san francisco intl (ksfo)
.los angeles intl (klax)
.schipol (eham)
.heathrow (egll)
.john f. kennedy intl (kjfk)
and more...
most of the major hubs are high-res and look very nice
