Day 1 - Historic Core: Start at Ban Jelačić Square, explore Lower Town architecture, lunch at traditional restaurant. Afternoon: visit St. Mark's Church and wander Gradec's narrow streets. Evening: dinner at Tkalčićeva Street, enjoy views from upper town.
Day 2 - Museums & Culture: Morning: Museum of Broken Relationships. Late morning: Zagreb Cathedral and Kaptol neighborhood exploration. Afternoon: Mimara Museum or Contemporary Art Museum. Evening: casual dining and wine tasting.
Day 3 - Nature & Recreation: Full day at Maksimir Park including zoo visit, or cycling/walking at Bundek Park. Alternative: day trip to Samobor for castle ruins and hiking with fresh pastries.
Day 4 - Art & Neighborhoods: Walking tour of street art in Dorćol, independent exploration of bohemian neighborhood galleries and vintage shops. Afternoon: Botanical Garden or cooking class. Evening: nightlife in Dorćol bars and clubs.
Day 5 - Day Trip: Plitvice Lakes National Park (full day with guided tour), or wine tasting tour of nearby vineyards. Alternative: relaxed morning at markets followed by afternoon shopping and final evening stroll through the city center.