no comments, pictures say more as thousends word  

Country Summary: Terrorist groups keep planning attacks in Germany. Terrorists may attack with little or no warning. They target tourist locations and transportation hubs. They also target markets/shopping malls and local government facilities. They target hotels, clubs, and restaurants. They also attack places of worship, parks, and major sporting and cultural events. They target schools, airports, and other public areas.

https://travel.state.gov/content/travel/en/traveladvisories/traveladvisories/germany-travel-advisory.html