at one place concentrated, logistic master pieces like frankfurt airport are extremely rare in germany. even rarer these constructs (of any kind) are transparent enough to give you at least a slight glimpse into their true, tremendous complexity. already during the round about 8 to 10 minutes lasting bus drive from the parking position of the plane from friedrichshafen to terminal 1 where our flight to nice departed the airport of frankfurt gave an impressive insight into its hidden processes: a part of the drive was leading through narrow, branched buildings where a lot of busy people did their work.