Absolutely, I'd love to help you plan your 5-day trip to Kaliningrad! Here's a fun and exciting itinerary for you:

Day 1: Arrival in Kaliningrad

• Check into your accommodation and freshen up
• Visit the iconic Konigsberg Cathedral and take a leisurely stroll around the surrounding area
• Enjoy a delicious dinner at a local restaurant and try some traditional Kaliningrad cuisine

Day 2: Explore the History and Culture

• Start your day with a visit to the Museum of the World Ocean to learn about maritime history
• Head to the Amber Museum to see stunning displays of amber artifacts
• Explore the Kaliningrad Regional Museum of History and Art to delve into the region's rich history
• Relax in the evening at one of the city's charming cafes or bars

Day 3: Day Trip to Svetlogorsk

• Take a day trip to the picturesque seaside town of Svetlogorsk
• Relax on the sandy beaches and enjoy the beautiful views of the Baltic Sea
• Visit the stunning Svetlogorsk Water Tower and take a walk along the famous Promenade
• Indulge in some fresh seafood at a local restaurant by the sea

Day 4: Nature and Relaxation

• Spend the day exploring the Kaliningrad Zoo and Botanical Garden
• Take a boat tour on the Pregolya River for a different perspective of the city
• Visit the Kaliningrad Central Park for a leisurely afternoon stroll and some relaxation
• Enjoy a sunset dinner at a restaurant with a view of the river

Day 5: Shopping and Departure

• Spend your last day shopping for souvenirs at the Central Market or the Amber Combine Factory Store
• Visit the Kaliningrad Cathedral before heading to the airport for your departure

I hope this itinerary gives you a good mix of history, culture, nature, and relaxation during your stay in Kaliningrad. Have a fantastic trip!