Tallinn

Here's an ideal itinerary for 4 days in Tallinn:

Day 1:

• Start your day with a visit to the Old Town, which is a UNESCO World Heritage Site. Take a stroll through the cobblestone streets and admire the medieval architecture.
• Visit the Alexander Nevsky Cathedral, which is one of the most iconic landmarks in Tallinn. The cathedral is known for its onion domes and intricate mosaics.
• Head to Toompea Hill, which offers stunning views of the city. You can also visit the Toompea Castle and the Estonian Parliament Building.
• In the evening, head to the Telliskivi Creative City, which is a trendy neighborhood filled with restaurants, bars, and shops.

Day 2:

• Start your day with a visit to the Kumu Art Museum, which is the largest art museum in Estonia. The museum features both contemporary and classic art pieces.
• Next, head to the Kadriorg Palace, which was built by Peter the Great for his wife Catherine I. The palace now houses the Estonian Art Museum.
• Spend the afternoon at the Pirita Beach, which is one of the most popular beaches in Tallinn. You can relax on the sandy beach or take a dip in the Baltic Sea.
• In the evening, head to the Rotermann Quarter, which is a modern neighborhood filled with restaurants, cafes, and shops.

Day 3:

• Start your day with a visit to the Seaplane Harbour Museum, which is a maritime museum located in a former seaplane hangar. The museum features interactive exhibits and displays about Estonia's maritime history.
• Next, head to the TV Tower, which is the tallest building in Tallinn. You can take an elevator to the top and enjoy panoramic views of the city.
• Spend the afternoon at the Tallinn Zoo, which is home to over 10,000 animals from around the world.
• In the evening, head to the Balti Jaam Market, which is a popular market that sells everything from fresh produce to handmade crafts.

Day 4:

• Start your day with a visit to the St. Olaf's Church, which was once the tallest building in the world. You can climb to the top of the church tower for stunning views of the city.
• Next, head to the Estonian Open Air Museum, which is an outdoor museum that showcases traditional Estonian life and culture.
• Spend the afternoon at the Rocca al Mare Shopping Center, which is one of the largest shopping centers in Tallinn. You can shop for souvenirs or enjoy a meal at one of the many restaurants.
• In the evening, head to the Lennusadam Seaplane Harbour, which is a popular spot for nightlife. The harbor features several bars and nightclubs, as well as live music performances.