Aerial photo shows people enjoying the blooming plum blossoms in Zhuyuwan scenic spot in Yangzhou City, east China's Jiangsu Province on February 23, 2023. (Photo by Rex Features/Shutterstock)

Caroline Wozniacki of Denmark serves to Alisa Kleybanova of Russia during the BNP Paribas Open at the Indian Wells Tennis Garden on March 15, 2011 in Indian Wells, California. (Photo by Matthew Stockman/Getty Images)

The report, prepared by the Sustainable Development Solutions Network (SDSN) and the Earth Institute at Columbia University, showed Syria, Afghanistan and eight sub-Saharan countries as the 10 least happy places on earth to live. The top 10 this year were Denmark, Switzerland, Iceland, Norway, Finland, Canada, Netherlands, New Zealand, Australia, and Sweden. Denmark was in third place last year, behind Switzerland and Iceland. The bottom 10 were Madagascar, Tanzania, Liberia, Guinea, Rwanda, Benin, Afghanistan, Togo, Syria and Burundi. The United States came in at 13, the United Kingdom at 23, France at 32, and Italy at 50. Here: #8. NEW ZEALAND: A woman dives from a platform into a giant air bed at a park in Palmerston North September 29, 2011. (Photo by Marcos Brindicci/Reuters)

A black-winged stilt patrols a reservoir in Jezreel Valley in Israel early April 2023. Their eggs are a golden colour mottled with brown. (Photo by Itamar Procaccia/Solent News)

A passenger plane comes into land over a field containing horses at Heathrow Airport on August 11, 2014 in London, England. Heathrow is the busiest airport in the United Kingdom and the third busiest in the world. The airport's operator BAA wants to build a third runway to cope with increased demand. (Photo by Peter Macdiarmid/Getty Images)

A surfer is seen during sunset at Pacifica State Beach in Pacifica, California, USA on August 6, 2023. (Photo by Tayfun Coskun/Anadolu Agency via Getty Images)

The 139-year-old Victorian house known as the Englander House is hoisted on a flat bed and pulled down Franklin Street towards its new location six blocks away, as the original site is to be used to build a 48-unit, eight-story apartment building, in San Francisco, California, U.S. February 21, 2021. (Photo by Brittany Hosea-Small/Reuters)

This aerial photograph taken on January 27, 2024 shows a camel in the desert of Samawa in Iraq's southern province of al-Muthanna. (Photo by Hussein Faleh/AFP Photo)