See all Things to do in Lahti Lahti for: Adventure, Food And Dining, Art And Culture, Nightlife, Spa, History, First Timers, Family, Romance, Shopping Lake Vesijärvi Ankkurikatu About Lake Vesijärvi, Ankkurikatu. A nice way to spend a summer day is to embark a paddlewheeler ship to cruise Lake Vesijärvi. Remember to have an ice-cream onshore. Add to Wish List