Groningen has been an important city in terms of architecture and urban planning for decades. In recent years, there has been frequent attention to current projects, such as the Forum Groningen, the Kunstwerf, the renewal of the City Hall and the redevelopment of the Grote Markt - the heart of the city for a thousand years. But Groningen has architectural treasures from all periods, from the Martini Tower and medieval guest houses, to nineteenth-century grain cathedrals, expressionist social housing and avant-garde pavilions in public spaces. Beyond these - and many more - architectural highlights, the guide also tips out the nicest restaurants, developing urban locations and hidden oases to unwind.