How the New Orleans float house phenomenon began and where it's spreading worldwide

'Maison MASKquerade' Mardi Gras house float, 6000 St. Charles Ave. STAFF PHOTO BY DOUG MacCASH.

source https://www.google.com/url?rct=j&sa=t&url=https://www.nola.com/entertainment_life/mardi_gras/article_d7449c60-680f-11eb-bd9c-2f0575e9a3c4.html&ct=ga&cd=CAIyGjJhZjcxZTMyNjk0YzRkZjQ6Y29tOmVuOlVT&usg=AFQjCNGiZmC5nYplVrmPChL7lzuBUxrrKw