Split is absolutely worth visiting in 2026, especially for those who want a "living museum" experience. Unlike more sanitized tourist towns, the heart of Split is Diocletian's Palace, a 1,700-year-old Roman ruin where locals still live, shop, and run cafés. It serves as the ultimate high-fidelity "Base Camp" for exploring the Adriatic, with direct ferries to the islands of Hvar, Brač, and Vis. While it is grittier and more "High-Fidelity" chaotic than the nearby Dubrovnik, it offers a more authentic Croatian lifestyle and is roughly 30% cheaper for dining and accommodation. For 2026 travelers, the "High-Fidelity" Riva promenade and the forest trails of Marjan Hill provide a high-value balance of urban energy and natural beauty. If you enjoy history that you can actually touch and want a vibrant, energetic atmosphere rather than a quiet resort, Split is a high-value necessity for your Croatian itinerary.