WordNet (r) 3.0 (2006):

skyline
    n 1: the outline of objects seen against the sky
    2: the line at which the sky and Earth appear to meet [syn:
       horizon, apparent horizon, visible horizon, sensible
       horizon, skyline]

U.S. Gazetteer Places (2000):

Skyline, AL -- U.S. town in Alabama
   Population (2000):    843
   Housing Units (2000): 357
   Land area (2000):     3.869025 sq. miles (10.020728 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    3.869025 sq. miles (10.020728 sq. km)
   FIPS code:            70896
   Located within:       Alabama (AL), FIPS 01
   Location:             34.802946 N, 86.123494 W
   ZIP Codes (1990):
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Skyline, AL
    Skyline


U.S. Gazetteer Places (2000):

Skyline-Ganipa, NM -- U.S. Census Designated Place in New Mexico
   Population (2000):    1035
   Housing Units (2000): 242
   Land area (2000):     6.155810 sq. miles (15.943473 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    6.155810 sq. miles (15.943473 sq. km)
   FIPS code:            73440
   Located within:       New Mexico (NM), FIPS 35
   Location:             35.037522 N, 107.623838 W
   ZIP Codes (1990):
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Skyline-Ganipa, NM
    Skyline-Ganipa
    Skyline, NM
    Skyline


U.S. Gazetteer Places (2000):

Skyline, MN -- U.S. city in Minnesota
   Population (2000):    330
   Housing Units (2000): 125
   Land area (2000):     0.188299 sq. miles (0.487693 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    0.188299 sq. miles (0.487693 sq. km)
   FIPS code:            60754
   Located within:       Minnesota (MN), FIPS 27
   Location:             44.140899 N, 94.033505 W
   ZIP Codes (1990):
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Skyline, MN
    Skyline