do many international airports have that and how would you describe the one that's in moscow at the airport there. >> reporter: it might seem bizarre to our viewers but most international airports including many airports in the states like lax and jfk have these lounges or transit zones. these are for passengers traveling abroad who are going to take another onward flight without crossing immigration. it is a no-man's land tand it'sa duty free area. there's a hotel and lots of restaurants. what's different about this transit is its size. you mentioned d, e and f.