Etna, Indiana
Etna is an unincorporated community in Etna-Troy Township, Whitley County, in the U.S. state of Indiana.History
Etna was platted in 1849. The community was named after Etna, Ohio, the native home of a first settler.
A post office was established at Etna in 1851. The name of the post office was changed to Hecla in 1861, and operated under this name until 1904.Geography
Etna is located at.