Trier
Discover Trier
Discover the city’s most important sights at a glance. Rankings, statistics and easy-to-browse lists showcase the most exciting XOPlaces and guide you through the different categories.
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Trier Cathedral
Trier Cathedral is one of Germany’s oldest church buildings, with origins reaching back to the fourth century. Its interior combines Romanesque, Gothic, and Baroque elements. Together with the Church of Our Lady, the cathedral has formed part of a UNESCO…
Porta Nigra
The Porta Nigra in Trier is an impressive Roman city gate built around AD 170. It is exceptionally well preserved and is part of the UNESCO World Heritage. In the Middle Ages it was even converted into a church.
