Stunning Art Nouveau façades, a stretch of the Senne reconstituted in Saint-Géry, a farm in the city centre, a Freemasonic interpretation of Brussels Park, the amazing physiognomical fountain of Magritte, the place where the Tsar of Russia vomited in Brussels Park in 1717, the rotunda of the Panorama parking garage, a tribute to the soldier pigeon, speleology in the Basilica of the Sacred Heart, a panoramic swimming pool, a scandalous pavilion in Cinquantenaire Park, a huge vegetable garden in Uccle, a 19th-century artist's studio in Schaerbeek, a campsite in the heart of the city, a garden forgotten in the Forest... For those who keep a keen eye, push open doors, and get off the beaten track, Brussels is full of curiosities and surprising details that will amaze inhabitants and visitors alike who think they know the city like the back of their hand.