improved.scala

def namedObjectsNear(lat: Double, long: Double): Seq[Venue] = {
  def call(lat: Double, long: Double, distances: List[Int]): Seq[Venue] = {
    var res = List[Venue]()
    var remainingDistances = distances
    while (distance.tail.size != 0 && res.size <= 20) 
      res = API.getResults(lat, long, distance)
      remainingDistances = remainingDistances.tail
      
    res
  }
  val distances = List(100, 300, 1000, 3000)
  call(lat, long, distances)
}