Lalsi
Lalsi is a village in Viljandi Parish, Viljandi County, in central Estonia. It's located about southeast of Kolga-Jaani.
The Põltsamaa River passes through Lalsi on its northeastern side, the territory behind the river is occupied by the Alam-Pedja Nature Reserve.
Lalsi is home to Kolga-Jaani St. Nicholas Orthodox Church, which was built in 1872.