Air balloon trips are very popular in Vilnius. Trips are the best during sunrises and sunsets, when wind directions are different on different altitudes. Single hour trip costs ~100 EUR.
Air Balloons flying over you - is a very common thing in Vilnius. Every morning and every evening tens of balloons liftoff from different parts of city.
This picture was taken from Gediminas' Hill Tower, the highest natural spot in Vilnius.