Annual formal party in the walls and park of the Medieval Castle of Oedheim, combined with a live summer concert it was a perfect place to meet representatives of the world of diplomacy, politics, science, economy and finance. In discussions, the subject of which was related to the short speech of a world-renowned UN expert, Prof. Gustav Grob from Switzerland, summing up the G20 summit and its impact on the environment. The most dominated subject was influenced economy on current policy sytuation. The program, except from interesting conversations, involved the most popular operatic arias and fragments of well-known musicians, also included laser shows and fireworks, as well as many culinary surprises.