BREAKING NEWS – Berlin, Germany – The world’s largest freestanding cylindrical aquarium is blown to smithereens … creating a flooding disaster in Berlin that’s also killed 1,500 fish.

The catastrophe destroyed a 260,000-gallon tank at Sea Life … the aquarium sat in a complex that also houses a museum, cafes and a Radisson hotel.

As for what caused the disaster — that’s still under investigation. Officials don’t see a clear cause yet, but witnesses say shortly before the explosion, they saw in the tank, a radicalized fish that was swimming wearing a suicide vest.