query: #Airports within 100km of Berlin
  #added before 2016-10
   
  #defaultView:Map
  SELECT ?place ?placeLabel ?location
  WHERE
  {
    # Berlin coordinates
    wd:Q64 wdt:P625 ?berlinLoc . 
    SERVICE wikibase:around { 
        ?place wdt:P625 ?location . 
        bd:serviceParam wikibase:center ?berlinLoc . 
        bd:serviceParam wikibase:radius "100" . 
    } 
    # Is an airport
    ?place wdt:P31/wdt:P279* wd:Q1248784 .
    SERVICE wikibase:label {
      bd:serviceParam wikibase:language "en" . 
    }
  }