The temple de l'Amour is a garden folly of the Château de Versailles, and more specifically, in the Petit Trianon part of it.
Wikipedia https://en.wikipedia.org/wiki/Temple_de_l'Amour
Official Website https://en.chateauversailles.fr/discover/estate/estate-trianon
Address (Unnamed Road), 78000, France
Coordinates 48°48'57.915" N 2°6'43.638" E