Even when it threatens to disintegrate into nightmare at times of winter floods, Carnival shenanigans, or summer hordes, visitors can take refuge in a cafe once frequented by Casanova or in a quiet back alleyway away from the congestion, and continue their dream uninterrupted.
The cafe is really fun to visit and spend time with. 
mnli hypothesis: The cafe is really fun to visit and spend time with.  premise: Even when it threatens to disintegrate into nightmare at times of winter floods, Carnival shenanigans, or summer hordes, visitors can take refuge in a cafe once frequented by Casanova or in a quiet back alleyway away from the congestion, and continue their dream uninterrupted.