Kelimutu is a volcano, close to the small town of Moni about 50 km to the east of Ende, Indonesia in central Flores Island of Indonesia.

Egyptian riot police charge towards protesters near Egypt's Interior Ministry, as violent demonstrations continued into their second day on February 3, 2012 in central Cairo, Egypt. (Photo by Ed Giles/Getty Images)

Two dogs sent into outer space by the Soviet Union after their safe return to earth. They spent 22 days in orbit. (Photo by Central Press/Getty Images). 22nd March 1966

A man carries a smoke flare as far-right activists march during the Gay Pride parade on June 12, 2016 in Kiev. More than 700 gay rights activists marched through central Kiev on June 12 amid a massive police presence for the third such gay pride event in the ex-Soviet country where homophobia remains widespread. The June 12 march was the first ever gay pride rally to be held in central Kiev, prompting an unprecedented security operation with several thousand police and National Guard officers lining the route during the event, which lasted around 20 minutes. (Photo by Yuriy Kirnichny/AFP Photo)

A woman rides an electric bicycle on her way as she wears a sunscreen mask towards off strong ultraviolet rays in Fuyang, China on August 14, 2022. The Central Meteorological Observatory of China issued a high-temperature red warning. It is expected that the maximum temperature in some parts of China will reach above 40°C on August 14. (Photo by Sheldon Cooper/SOPA Images/Rex Features/Shutterstock)

A protester reacts at an anti-riot police officer after being teargased as he takes part in a demonstration against a controversial tax bill in the central business district in Nairobi, Kenya, 20 June 2024. Police have fired tear gas to disperse protesters who gathered near the parliament to demonstrate against planned tax hikes that many fear will worsen the cost-of-living crisis. (Photo by Daniel Irungu/EPA)

A couple kisses in a central Barcelona street during the first night without the state of alarm, on 9 May, 2021 in Barcelona, Catalonia, Spain. The state of alarm that the Government decreed for the second time six months ago ended at 00.00 hours this Sunday, May 9. In Catalonia this has led to the fall of the curfew and the perimeter confinement of the Community. (Photo By Lorena Sopena via Getty Images)

This handout picture taken and released by the Borneo Orangutan Survival Foundation (BOSF) on October 26, 2015 shows baby orangutans, which had previously suffered from respiratory problems, playing at a nursery in the rehabilitation centre operated by the BOSF on the outskirts of Palangkaraya in Central Kalimantan. Endangered orangutans are falling victim to a devastating haze crisis that has left them sick, malnourished and severely traumatised as fires rage through Indonesia's forests, reducing their habitat to a charred wasteland. (Photo by AFP Photo/Borneo Orangutan Survival Foundation/Indrayana)