Roof of passageway between the Tropical Rainforest Glasshouse (formerly Le Jardin d'Hiver or Winter Gardens), 1936, René Berger, and the New Caledonia Glasshouse (formerly The Mexican Hothouse), 1830s,  Charles Rohault de Fleury, Jardin des Plantes, Museum National d'Histoire Naturelle, Paris, France. Detail showing the rooftop pinnacle and the glass and metal stuctures of the Glasshouses. The New Caledonia Glasshouse, or Hothouse, was the first French glass and iron building.