Offers a large variety of lake cruises from Lahti's harbour, including regular hop-on, hop-off return services to Heinola (adult/child €58/29), occasional day-long voyages to Jyväskylä (adult/child €95/47.50, 10½ hours) and evening cruises to the Vääksy canal (adult/child €28/10, with dinner buffet €52/20).