'Trier, Germany - March 26, 2012: The Constantine Basilica was constructed by Emperor Constantine (280-337) as an imperial palace, with notably a 67m long throne hall. Nowadays it is used as a Protestant church. In addition to the Evangelical Lutheran Church is the Electoral Palace, which is considered one of the most beautiful rococo palaces in the world. His appearance and the magnificent palace garden testify to the splendor and power of the archbishops and Kurfasten. In 1615, Elector Lothar von Metternich, the present-day northern and eastern wings of the Electoral Palace built.. It was not until 1756, the south wing of the palace was added. Because the Electoral Palace is used as an administrative building, visits to the courtyard, foyer, staircase, and baroque room are possible only on certain days and at certain times. In the park outside the palace, many people walk in nice weather.'