Book a return flight to Vilnius and spend some days in this baroque city, also drive along the Baltic seashore till the very Curonian Spit. Trakai, Kaunas and the Hill of Crosses are all on the itinerary as well.
Day 1: ... - VILNIUS
Arrival in Vilnius, the capital city of Lithuania. Pick-up your rental car, set up at the hotel and there’s probably still time left to stroll cobblestoned streets of the city and make some nice panoramic shots from the upper part of the city. Overnight in Vilnius.
Day 2: VILNIUS Full Day
Full day to explore the city.
Day 3: VILNIUS - TRAKAI - KAUNAS
Drive to Trakai and visit of the Gothic castle on the waters. Later continue to Kaunas, the 2nd city in the country.
Day 4: KAUNAS - KLAIPEDA
Pay a visit to a museum in Kaunas and drive to the seaside for the next couple of days.
Day 5: KLAIPEDA - CURONIAN SPIT - KLAIPEDA
Approx 120 km and 2h of driving + 2 x 20min on a ferry.
Take a ferry* to the Curonian Spit and drive to Nida (55 km). The Curonian Spit is a 98 km long and ~1.5 km wide sand-dune spit, separating the Curonian Lagoon from the Baltic Sea. 51 km of the spit belongs to Lithuania, the rest – to Kaliningrad, Russia. The whole territory is declared a national park and is on the World Heritage list of the UNESCO. Return to Klaipeda for overnight.
Day 6: KLAIPEDA - Hill of Crosses - VILNIUS
You may reach Vilnius in just under 4 hours (310km) if in a hurry. But if you are not, consider winding via the Hill of Crosses (160 km, 2h). Spend some half an hour there and then proceed to Vilnius for the night.
Day 7: VILNIUS - ...
Departure home day. Fill the tank full on the way to the airport where you drop the car before your flight home.