Donald Trump isn't exactly known for his minimalist taste. The eclectic style displayed in his own residences is ostentatiously heavy on the bling: think sparkling crystal chandeliers, gilded details and plush cream carpets. And no building quite exemplifies his design preferences better than Trump Tower in Las Vegas.

With a glistening, 24-carat gold façade, its eye-catching material choices have rubbed some critics the wrong way over the years. Rightly or wrongly, builders' merchants Buildworld even named it the sixth-ugliest building in America and the 10th-ugliest in the world in their 2023 ranking, which was calculated by analysing the language people used when talking about certain buildings on Twitter.

15 of the world's most controversial buildings