King George V (1865–1936), king of Great Britain since 1910, with his queen-consort Queen Mary (1867–1953), at Collier Hospital on a visit to Dublin. (Photo by Topical Press Agency/Getty Images)

A period of relative stability has put the Iranian capital No1 on the list of world cities that have achieved biggest improvements in liveability over the past five years, as calculated by the Economist Intelligence Unit. The “most improved” top 10 contains some unexpected names. So, eg, the fourth place: Abidjan, Ivory Coast. Latest ranking: 128; Ranking five years ago: 131; Five-year index movement: 3.8%. Here: A supporter of Ivory Coast president Alassane Ouattara campaigns in a market in the city’s Koumassi quarter. (Photo by Sia Kambou/AFP Photo)

Yuccas catch fire as the Powerhouse fire makes a fast run toward Lake Hughes, south of Lake Hughes, California, on June 1, 2013. The 19,500-acre wildfire destroyed numerous homes overnight. (Photo by David McNew/Getty Images)

A swimmer swims by a swan in The Serpentine in Hyde Park, following the outbreak of the coronavirus disease (COVID-19), London, Britain, May 26, 2020. (Photo by John Sibley/Reuters)

“Richard Wilson (born May 24, 1953) is a sculptor, installation artist and musician. Wilson's work is characterised by architectural concerns with volume, illusionary spaces and auditory perception”. – Wikipedia

Photo: An installation by the artist Richard Wilson, entitled “Turning the Place Over”, is built into the condemned Cross Keys House in Moorfields as part of the Capital of Culture for 2008, on June 25, 2007 in Liverpool, England. The piece consists of an 8 metre ovoid cut from the building's facade that oscillates in three dimensions. (Photo by Jim Dyson/Getty Images)

American model and actress Kaia Gerber arrives at the 2nd Annual Academy Museum Gala at Academy Museum of Motion Pictures on October 15, 2022 in Los Angeles, California. (Photo by Stewart Cook/Rex Features/Shutterstock)

Esther Abad free diving in Cenote Chukum, in the Yucatan peninsula in Mexico on June 13, 2022. (Photo by Wojciech Dopierala/Mercury Press)

Participants in the Notting Hill Carnival celebration are seen in west London over he Summer Bank Holiday weekend on August 28, 2023. The Notting Hill Carnival is Europe's largest street festival, which celebrates Caribbean culture, is expected to attract over 1 million revellers on bank holiday monday. (Photo by Tayfun Salci/ZUMA Press Wire/Rex Features/Shutterstock)