Amsterdam plans to start building an underground city in 2018, complete with shops, cinemas, and parking lots.

Naples has some of the most beautiful subway stations in the world. The city commissioned renowned architects and artists to turn stations into dream-like worlds.

Old mining areas deep underground have been turned into unique exhibition spaces in the former Ruhr industrial region.

Swiss architect Peter Vetsch builds hobbit-like homes into the landscape. His ecological houses enjoy great success.

The Cité du Vin in Bordeaux, France, is part exhibition space and part theme park. Here you can explore the secrets of wine, underscoring Bordeaux’s claim to be the world capital of wine.

Elena Arzak is one of the few female chefs at the top of her trade. In her hometown of San Sebastian, in Spain, she continues the family tradition at the restaurant Arzak, where she has a laboratory of 900 ingredients and flavorings.

The Berlin artist Yadegar Asisi has created a 360 degree panorama of Martin Luther’s life in Luthers home town of Wittenberg for the 500th anniversary of the Reformation in 2017.

The Spanish town of Jerez de la Frontera has a long tradition in producing sherry. It is made by adding brandy to white wine. The town stages an annual festival to celebrate the drink.

Turkish architect Hakan Aldogan bought a six storey house in Instanbul’s Fatih district and refurbished the building to his own specifications. It’s a Greek house, which means that it has only one room on each floor.

Vintner Christian Butz plays classical music - from Brahms to Bizet - to his wine during the fermentation process. He is convinced that this treatment makes the wine taste more harmonious.