After an hour's train trip from Luxembourg, you'll arrive at Trier, a small city that will welcome you with its colorful facades and lively squares. Did you know that it is the oldest city in Germany? Your walk-through Trier will begin by passing through the Black Gate, the largest Roman-style entrance in the world. Do you think the stone always looked black? You will enter the old town and find the historic Basilica of Constantine. Built in the year 310, the apse houses the throne of the Roman emperor.

Next, continue to the Roman Trier to discover the Amphitheater, a construction from the 2nd century. In it, executions were carried out before 20 thousand spectators. In addition, you can remember their way of life in the Santa Bárbara Hot Springs. They are the Cultural Heritage of Humanity! And from history to politics. Among the alleys of Trier, you will find the birthplace of Karl Marx. Its rooms, built in 1727, welcome locals and visitors every day to tell them the history of socialism and communism.

You could not leave the city without admiring one of its most important buildings: the Cathedral of San Pedro. Inside you will find altars, tombs, and original walls from the 10th century. If you go down the stairs, you will have the opportunity to meet the guardian of the place. Look in the little corner! To end the day, you will take a walk through the Market Square. The flower and fruit stalls are sheltered by the colorful houses that make up the place.