Measuring just five feet at its widest point, the ultra-thin home was unveiled in the Polish capital of Warsaw on Sunday, October 21, 2012. Photo: The Keret House is squeezed into the space between two apartment buildings in Warsaw. There's a four-inch gap between the apartment buildings to either side. A perforated steel facade was used to allow in more light. (Photo by Andrea Meichsner/The New York Times)

A Santa hangs down the facade of the Hospital Germans Trias i Pujol, with the help of the Charity Firemen of Barcelona, as he visits children admitted to the medical center, in Barcelona, Spain, 19 December 2022. (Photo by Alejandro Garcia/EPA/EFE)

New York's famed Empire State Building hosted new guests on Saturday night as images of endangered animals were flashed across its facade.

A woman looks out of her house with a decorated doorway during Corpus Christi day in Zahara de la Sierra, southern Spain, May 29, 2016. The village of Zahara de la Sierra celebrated the feast of Corpus Christi (or Body of Christ in Latin) by covering the streets and facades of houses with the branches of trees and grass. (Photo by Jon Nazca/Reuters)

An art wall painting representing performance artist Marina Abramovic by Italian artist Maurizio Cattellan to publicize his upcoming exhibition The Artist is Present, in Shanghai, China, is displayed on a facade of a building, in Milan, Italy, Wednesday, September 19, 2018. (Photo by Luca Bruno/AP Photo)

Climate activists of the “Last Generation” covered with mud protest in front of the Senate building in Rome, Italy, Tuesday, May 23, 2023. Two bare breast activists have smeared the facade of the senate with mud, shouting the slogan: “Help us for the ecological transition”. (Photo by Cecilia Fabiano/LaPresse via EXPA)

Facade of the “Porcelain House”, built by Chinese collector Zhang Lianzhi, on November 1, 2008 in the Heping district of Tianjin, China. Over 400 million porcelain fragments, 5,000 ancient vases, 4,000 antique china dishes and bowls, over 20 tons of crystalline rocks and agate, 400 white marble stone carvings were incorporated in the five year refurbishment of the unique French styled house. (Photo by China Photos/Getty Images)

A model displays a creation by designers members of the Carabobo Sostenible program who present a collection made of corn cob husks, plastic, and paper in front of the facade of the Virgen del Carmen church in the town of Mariara, Carabobo state, Venezuela, on August 3, 2023. (Photo by Juan Carlos Hernandez/AFP Photo)