New Caledonia Glasshouse (formerly The Mexican Hothouse) built in the 1830s by Charles Rohault de Fleury, Jardin des Plantes, Museum National d'Histoire Naturelle, Paris, France. General view showing renovation works in progress on the floor. Through the glass walls the Tropical Rainforest Glasshouse (formerly Le Jardin d'Hiver or Winter Gardens), 1936, Ren&eacute; Berger, is visible. The New Caledonia Glasshouse, or Hothouse, was the first French glass and iron building.