Train from Cologne to Frankfurt - December 20 (1.5 hours, about €20)
Frankfurt - December 20, 21
- Leisure: Explore the city on your own
- Römerberg historical buildings
- Palmengarten Botanical Gardens
- Frankfurt Cathedral
- Alte Oper opera house
Train from Cologne to Frankfurt - December 20 (1.5 hours, about €20)
Frankfurt - December 20, 21