A:
The best Bus Tours in Serbia according to Viator travelers are:
- Belgrade Big Tour: Top Attractions and Belgrade Neighborhoods
- Northern Serbia: Sremski Karlovci and Novi Sad Full-Day Tour from Belgrade
- Šargan Eight Railway, Wooden Town & House on Drina river day trip from Belgrade
- Day Trip from Belgrade: Gems of Eastern Serbia
- Blue Danube: Iron Gate National Park Tour with 1-hour speedboat ride