Frankfurt Cathedral, with its 95-metre tower, dominates the city centre's skyline. Dedicated to St Bartholomew in 1239, it became the site of imperial coronations for the Holy Roman Empire, with ten kings crowned here between 1562 and 1792.

Gain fascinating insight into the production process of Blackpool rock - the hard and soft stick candy sold at every corner of the city. Visitors will get the chance to observe the factory line from above, sample fresh candy and purchase some to bring home at the very place of its origins.

Once a wine warehouse, Azkuna Zentroa is now one of Bilbao’s main cultural spaces. Inside you’ll find cinemas, galleries, a library, a gym, and even a rooftop swimming pool with a glass floor you can look up through from the atrium below. Philippe Starck, a French industrial architect, redesigned the building, adding 43 columns, each with a unique style, and open spaces that make the building an attraction in its own right. The venue’s programme ranges from art exhibitions and talks to film screenings and concerts.