WordNet (r) 3.0 (2006):

Mount Etna
    n 1: an inactive volcano in Sicily; last erupted in 1961; the
         highest volcano in Europe (10,500 feet) [syn: Etna,
         Mount Etna, Mt Etna]

U.S. Gazetteer Places (2000):

Mount Etna, IN -- U.S. town in Indiana
   Population (2000):    110
   Housing Units (2000): 46
   Land area (2000):     0.081903 sq. miles (0.212128 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    0.081903 sq. miles (0.212128 sq. km)
   FIPS code:            51408
   Located within:       Indiana (IN), FIPS 18
   Location:             40.741794 N, 85.561263 W
   ZIP Codes (1990):
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Mount Etna, IN
    Mount Etna