Designs for things that were never really meant to be. Well maybe a few happened. More fantasy (visionary) architecture by French draughtsman and architect Jean-Jacques Lequeu (1757-1826). Collections of the Bibliothèque nationale de France, Paris.

“Elévation géométrale du temple de la Terre .” Exterior and interior. Figures 72 and 72. 1794. Drawing. Collections of the Bibliothèque nationale de France/Bnf Gallica. In the public domain due to age. via https://gallica.bnf.fr/ark:/12148/btv1b7703116q/f1.item
“Hôtel de Montholon. Elévation de la chambre à coucher. Côté des colonnes.” 1786. Drawing. Collections of the Bibliothèque nationale de France/Bnf Gallica. In the public domain due to age. via https://gallica.bnf.fr/ark:/12148/btv1b531654782?rk=171674;4
“Dessin qui représente avec des figures, par quelle[s] teintes, et comment on doit laver les plans, élévations, et profils, des corps opaques.” Figures 32 and 34. 1779. Drawing. Collections of the Bibliothèque nationale de France/Bnf Gallica. In the public domain due to age. via https://gallica.bnf.fr/ark:/12148/btv1b53164036n?rk=193134;0

Designs for things that were never really meant to be. Visionary architecture by French draughtsman and architect Jean-Jacques Lequeu (1757-1826).

Gate of a hunting ground. ca. 1800.
“Gate of a hunting ground.” ca. 1800. In the public domain in the United States because the artist has been dead over 70 years. via https://commons.wikimedia.org/wiki/File:Lequeu_Tor_eines_Jagdgelaendes_Projekt.jpg

"Profile de l'Edifice sur la Longueure."
“Profile de l’Edifice sur la Longueure.” No exact date. In the public domain due to age. via http://socks-studio.com/2014/03/23/jean-jacques-lequeu-a-visionary-at-the-age-of-reason/

Untitled work. No exact date.
Photo credit: Untitled work. No exact date. Photo credit: The National Library of France/bnf.fr. Image © Copyright 2014, 300magazine.com. Fair use license. via http://www.300magazine.com/industry-news/fantasy-architecture-first-exhibition-dedicated-to-jean-jacques-lequeu/