Dutch flag carrier KLM's stretched-fuselage Boeing 787-10 'Dreamliner' aircraft are its youngest planes, with an average age of just 3.6 years old at the time of writing, according to fleet data from ch-aviation. The Amsterdam-headquartered SkyTeam member operates the type on an interesting variety of long-haul routes out of its main base at Schiphol Airport (AMS), but where is it seen the most often?