Grodno packs an unusual density of history into a compact riverside core, so a short visit works best when it stays focused. Start with the Old Castle and New Castle facing each other above the Neman, then step into the Grodno State History and Archaeology Museum for context on both. The Kalozha Church, one of the last surviving examples of ancient Black Rus architecture, and the baroque Cathedral of St. Francis Xavier anchor the Old Town's walking routes. Travelers with extra time can pair the city with day trips to Mir Castle, Nesvizh Palace, or the ancient Białowieża Forest, rounding out a compact but rewarding itinerary.