This is Gdansk’s most famous landmark, a crane that was used to lift heavy goods and place masts onto ships’ decks. Today, it houses a branch of the city’s maritime museum in the crane.

Carolina Rediviva was erected between 1817 and 1841 and is home to Sweden's oldest university library, founded in 1620. Originally three stories high with two mezzanines, the building now spans 12 stories and has about 5 million books and 3,500 shelf meters of handwritten documents. When you walk through the entrance of the library, you'll come to the exhibition room, where you can view the famous Silver Bible from the 6th century, musical notations made by Mozart himself, medieval manuscripts, and Olaus Magnus' Carta Marina, printed in 1539.

Just outside the city of Bratislava lies this monumental castle ruin situated above the confluence of the Danube and Morava rivers. Today, this national cultural monument is a popular attraction for tourists.

La Ronde is a huge amusement and entertainment park located on Saint Helen's Island. With around 40 attractions ranging from roller coasters to water games, it is a great activity for families in the summer. Keep in mind it closes during winter and usually reopens in May.