Morning: Start your trip by exploring the charming Old Town of Tallinn. Visit Toompea Hill and enjoy panoramic views from Kohtuotsa viewing platform. Don't miss Alexander Nevsky Cathedral and St. Mary's Cathedral

Afternoon: Wander through the narrow cobblestone streets of Old Town, stopping at Raekoja plats (Town Hall Square) to admire the medieval architecture. Explore the numerous shops, galleries, and cafes in this area

Evening: Experience Estonian cuisine at one of the traditional restaurants in Old Town like Olde Hansa or III Draakon

Morning: Take a short ferry ride to visit Kadriorg Park and Palace. Explore the beautiful gardens surrounding the palace and visit KUMU Art Museum nearby

Afternoon: Head to Telliskivi Creative City, an up-and-coming neighborhood filled with trendy shops, street art, and unique eateries. Browse through local design stores or grab lunch at one of its many hip cafes

Evening: Enjoy live music or performances at Vaba Lava theater or check out what's playing at any other cultural venues around town

Morning: Visit Seaplane Harbour Museum which showcases Estonia's maritime history with interactive exhibits including historic ships and submarines

Afternoon: Explore Patarei Sea Fortress-Prison located next to Seaplane Harbour Museum for a haunting glimpse into Estonia's past as a Soviet prison

Evening: Indulge in some modern Estonian cuisine at NOA Restoran while enjoying stunning views over Tallinn Bay

Morning & Afternoon: Take a day trip outside Tallinn to Lahemaa National Park. Discover picturesque landscapes featuring forests, lakes, waterfalls, manor houses like Palmse Manor House or Sagadi Manor, and the unique Viru Bog

Evening: Relax at one of Tallinn's many saunas like Kalma Saun or Estonian Saunas in the city center

Morning: Visit the KGB Museum located in Hotel Viru to learn about Estonia's Soviet past. Take a guided tour to explore secret rooms and hear intriguing stories

Afternoon: Explore the bohemian neighborhood of Kalamaja. Visit Balti Jaam Market for local produce, street food, and vintage finds. Don't miss Lennusadam Seaplane Harbor nearby

Evening: Enjoy dinner at F-Hoone, a trendy restaurant housed in an old industrial building in Kalamaja

Morning & Afternoon: Take a day trip to Tartu, Estonia's second-largest city known for its vibrant student life and rich history. Visit Toomemägi Park, Tartu University Botanical Gardens, and AHHAA Science Center

Evening: Experience Tartu's nightlife scene with its cozy pubs like Püssirohukelder or Genialistide Klubi offering live music performances

Morning & Afternoon: Spend your last day exploring Open Air Museum (Rocca al Mare) which showcases traditional Estonian rural architecture through various farmhouses from different regions of Estonia

Evening: End your trip by enjoying a farewell dinner at one of Tallinn's top restaurants such as Ö or Tchaikovsky
Remember to check opening hours and availability beforehand as some attractions may have specific schedules. Enjoy your trip to Tallinn