Lithuanian folk songs (in Lithuanian: "liaudies dainos") are often noted for not only their mythological content but also their relating historical events. Lithuanian folk music includes romantic songs, wedding songs, as well as work songs and archaic war songs. Traditional songs are performed either solo or in groups, in unison or harmonized in primarily in thirds (tūravoti - lith. "to harmonize"). There are three ancient styles of singing in Lithuania that are connected with ethnographical regions: monophony, multi-voiced homophony, heterophony and polyphony. Monophony mostly occurs in southern (Dzūkija), southwest (Suvalkija) and eastern (Aukštaitija) parts of Lithuania. Multi-voiced homophony is widespread in the entire Lithuania. It is most archaic in the western part (Samogitia). Pol