Walk by a pedestrian street which is 500 meters long and is a wonderful mix of modern, and Roman architectures. Said to be the busiest shopping street in Europe, we'll be walking by its wonders: the Atoniterkirche church, or the Weltstadthaus contemporary building, designed by Renzo Piano.

Stop at Duftmuseum im Farina-Haus, also known as the Farina Fragrance Museum, it is the oldest fragrance factory and the birthplace of Eau de Cologne. We will travel back in the Rococo Era to learn the astonishing production methods of perfume, but also the history of the original Eau de Cologne.

Walk by Rathausplatz, the oldest city hall in Germany. Founded in the 12th century, the Renaissance style monument is the home of the mayor and the city government. The City Hall is composed of a Gothic-style tower of 61 meters high, a Renaissance-style external corridor, a piazzeta and a spanisher bau. Those various design styles make the building unique.

Visit the Great St. Martin Church, a wonderful example of Medieval architecture. Founded in the 10th century on the remains of a Roman chapel, the building has been built and rebuilt many times. The Great St. Martin Church went by many Baroque and Classical influences.

Get to see the Cologne Chocolate Museum and experience Chocolate history from the Maya period to our present day. Several attractions are waiting for you there: the palm house composed of cacao trees, a 3-meter-high chocolate fountain, and small versions of the machines used in the creation of chocolate.

Walk on the Hohenzollern Bridge, built between 1907 and 1911, it was one of the most important bridges during World War II in Germany. Since 1948, it has become a tied arch bridge surrounded by four beautiful equestrian statues representing Prussian kings and German Emperors.

Finally, get to see the Cathedral, a World Heritage Site since 1996, and a famous monument of Gothic architecture. With the largest façade and the tallest twin-spired in the world, the Cologne Cathedral is considered as a masterpiece in all Christian Monument History.