3 questions, each answered from published authorities with the sources listed.
Photo by BazaNews, via Wikimedia Commons, CC BY-SA 3.0. Source: https://commons.wikimedia.org/wiki/File:Hawa_Mahal.jpg. License: https://creativecommons.org/licenses/by-sa/3.0/AuthorBazaNews · CC BY-SA 3.0File source