pikku-vesijärvi is a pond in lahti, päijänne tavastia, finland. its greatest depth is 4.5 meters (1998). around the pond is an arboretum where is even more than 40 tree species. also, near pikku-vesijärvi is lanu-puisto, a park where is 12 olavi lanu's statues made of concrete. the pond has connection to vesijärvi. pikku-vesijärvi is famous place and it is located very near to lahti's center.