Budapest to the Black Sea: Day 8. Rest Day in Belgrade. By Ian Bearder On August 19, 2015 In Budapest to Black Sea, Cycling, Journeys BelgradeBeogradBudapest to the Black SeaDay 8EuroVelo 6Rest Day Previous Budapest to the Black Sea: Day 6. Vukovar to Novi Sad (Serbia) Next Budapest to the Black Sea: Day 7. Novi Sad to Belgrade.