Dubrovnik is widely considered the most walkable city in Croatia, particularly within its historic Old Town. Because the entire Old Town is a pedestrian-only zone enclosed by massive medieval walls, travelers can explore its winding limestone streets, Baroque churches, and hidden squares entirely on foot without ever encountering a car. The main thoroughfare, the Stradun, is perfectly flat, though the side alleys often involve steep stone stairs that provide a great workout. Other highly walkable contenders include Split, where the ancient Diocletian's Palace forms a car-free "living museum," and Zadar, which features a compact peninsula filled with Roman ruins and modern art installations like the Sea Organ. Even the capital, Zagreb, is exceptionally pedestrian-friendly in its Upper and Lower Town districts. For 2026 visitors, these cities offer a "human-scale" experience where the most beautiful sights, cafes, and markets are all within a 15-minute stroll of each other.