var cities = {
  'Sierra Vista' : [31.541382, -110.263767, 13],
  'Bisbee' : [31.417823196962715, -109.9460220336914, 13],
  'Douglas' : [31.41401427884401, -109.544677734375, 12],
  'Hereford' : [31.419581107007957, -110.15064239501953, 12],
  'Benson' : [31.968765179652713, -110.30033111572265, 13],
  'Cochise' : [32.1107866986363, -109.90387916564941, 12],
  'Dragoon' : [32.028743756298226, -110.03219604492187, 12],
  'Elfrida' : [31.69954534733603, -109.6878433227539, 12],
  'Elgin' : [31.660979576128952, -110.53447723388672, 12],
  'Gleeson' : [31.73006521815907, -109.82053756713867, 12],
  'Huachuca City' : [31.669161532855835, -110.34564971923828, 12],
  'Mcneal' : [31.58467740090954, -109.67960357666015, 12],
  'Naco' : [31.33699704742369, -109.94662284851074, 14],
  'Palominas' : [31.37972705773597, -110.12171745300293, 13],
  'Parker Lake' : [31.430274349902863, -110.45173645019531, 13],
  'Patagonia' : [31.54445474247688, -110.74248790740967, 13],
  'Pearce' : [31.908893112985005, -109.82688903808594, 13],
  'Pomerene' : [32.000178756929046, -110.28582572937012, 14],
  'Portal' : [31.915887482358847, -109.1411018371582, 14],
  'Rio Rico' : [31.475890028503247, -110.97865104675293, 14],
  'Sahuarita' : [31.95492960340885, -110.98062515258789, 13],
  'St David' : [31.90525000168925, -110.22377014160156, 14],
  'Sunizona' : [31.890093110903077, -109.58518981933594, 13],
  'Sunsites' : [31.94691858024963, -109.8629379272461, 13],
  'Tombstone' : [31.727656119960247, -110.04687309265137, 14],
  'Vail' : [32.051443848403366, -110.71163177490234, 12],
  'Whetstone' : [31.703269601697194, -110.35045623779297, 13],
  'Willcox' : [32.25432971671166, -109.83255386352539, 13]
};