L. L. Zamenhof
Veisiejai () is a town in the Lazdijai district municipality, Lithuania. It is located south-east of Lazdijai. The Esperanto language was created in Veisiejai where L. L. Zamenhof started his practice as an ophthalmologist in 1885. There is a church dedicated to St. George (built in 1817), an old estate with a park, high school, kindergarten "Ąžuoliukas", a post office (postal code LT-67043), a museum and monuments dedicated to the composer J. Neimontas and L. L. Zamenhof.