Explore the breathtaking beauty of England's largest waterfall, nestled in the enchanting landscape of Forest-in-Teesdale, in the heart of the Durham Dales. This picturesque and powerful waterfall plunges 21 metres into the River Tees, offering a stunning natural spectacle.

Checkpoint Charlie, the most famous of the inner-German border crossing points and a name known the world over, was where Allied border guards would register members of the American, English and French Armed Forces (and their families) before they visited East Berlin. The "Wall Museum – Museum House at Checkpoint Charlie” is right next to this major tourist spot. The museum displays an incredible number of the original means and tools that people used in their escape out of the GDR: from the hot-air balloon to a mini-submarine, plus plenty of real and fake travel documents.

The domed Charlottenburg Palace is one of Berlin's famous landmarks. The lavishly decorated Baroque palace was built around 1695 as a summer residence for Sophie Charlotte, Electress of Brandenburg and as of 1701, the first Queen in Prussia. Frederick the Great had the New Wing added in the 1740s. The interior contains, amongst others, the famous Porcelain Collection.

Berlin boasts the world's first computer games museum, which opened its doors in 1997. Since January 2011, the museum has been showcasing its new permanent exhibition in the fashionable Friedrichshain district. The exhibition has ingeniously converted the historic interior of the former East Berlin café, Warsaw, into a pixelated gaming landscape. It's the perfect spot to unwind, play some beloved video games, and delve into the history of the gaming industry. The Computer Games Museum is conveniently located on the Karl-Marx-Allee, the largest European cultural monument.