OBB is the national railway system of Austria. Don’t try to remember the full form unless you’re a German, but here you go – Österreichische Bundesbahnen. My review is based on 2 routes: 1. Budapest – Vienna 2. Vienna – Salzburg Cost OBB does require seat reservation on certain international routes but the cost is … Continue reading OBB: Luxurious Railway System of Austria (And Europe)