Like all things in the world, summer has its end. And as with all good things in the world, this end comes sooner than we would like. Steal a few last summer memories by enjoying a day off (and why not work?) at our selection of outdoor pools in Sofia.1. Top SecretAs die-hard fans of this place will assure you, it's not just a pool. His team has endeavored to create a point of attraction for urban people with similar understandings of life, joy, relaxation and fun. Top Secret works on the modern...