A lone male cheetah is set upon by a pack of African wild dogs. Peter Haygarth had been following the dogs as they hunted in Zimanga Private Game Reserve in KwaZulu-Natal, South Africa. On first encountering the cheetah, the dogs were wary, but as the rest of the pack arrived, their confidence grew and they began to encircle the cat. Peter kept his focus on the cat’s face. In a few minutes the spat was over as the cheetah fled. (Behaviour: mammals category). (Photo by Peter Haygarth)

A woman talks on her cellphone as she walks around Tajrish commercial district without wearing the mandatory Islamic headscarf in northern Tehran, Iran, Saturday, April 29, 2023. More women are choosing not to wear the mandatory headscarf, or the hijab, publicly in Iran. Such open defiance of the law follows months of protests over the September death of 22-year-old Mahsa Amini while in the custody of the country's morality police, for wearing her hijab too loosely. (Photo by Vahid Salemi/AP Photo)

Cameroonian para-athlete and taekwondo African champion Marie-Antoinette Ndassi (R) and Cameroonian taekwondo para-athlete Chemogne Teukam Guileine (C) practice some moves during a training session at a gym in Yaounde, on May 31, 2024. Taekwondo para-athletes Marie-Antoinette Ndassi and Chemogne Teukam Guileine will represent Cameroon following their qualification for the upcoming Paris 2024 Paralympic Games. (Photo by Daniel Beloumou Olomo/AFP Phoot)

Girls embrace in front of a makeshift memorial for victims by the Covenant School building at the Covenant Presbyterian Church following a shooting, in Nashville, Tennessee, March 28, 2023. A heavily armed former student killed three young children and three staff in what appeared to be a carefully planned attack at a private elementary school in Nashville on Monday, before being shot dead by police Chief of Police John Drake named the suspect as Audrey Hale, 28, who the officer later said identified as transgender. (Photo by Brendan Smialowski/AFP Photo)

This handout picture provided by the Saudi Media Ministry on April 24, 2023 shows a member of the Saudi Navy Forces carrying an evacuee baby upon arrival at King Faisal navy base in Jeddah, following a rescue operation from Sudan. Elderly women in wheelchairs and babies asleep in their parents' arms were among nearly 200 people from 14 countries who disembarked from a naval frigate in the coastal city of Jeddah on Monday night after daring – and draining – journeys to safety. (Photo by SPA/AFP Photo)

A screen shows what Mexican journalist Jaime Maussan claims are extraterrestrial life forms at the Chamber of Deputies in Mexico City, Tuesday, November 7, 2023. Mexican legislators held another hearing dedicated to the potential for extraterrestrial life forms and UFOs following a controversial spectacle in September in which Maussan displayed what he said were “non-human beings that are not part of our terrestrial evolution”. (Photo by Marco Ugarte/AP Photo)

Young people play with foam during a march to commemorate Youth Day in Caracas, Venezuela, 12 February 2025. The president of Venezuela's National Assembly (AN, Parliament), Chavista Jorge Rodriguez, invited, before hundreds of followers who commemorated Youth Day, all young migrants to return to the country so that they can “build a prosperous homeland”. (Photo by Ronald Pena R./EPA)

Architectural photographer Victor Enrich has shared with ArchDaily a series of 88 images — one for every key in the classical piano — exploring the various formal possibilities of the NH Deutscher Kaiser Hotel in Munich, Germany. “I found it beautiful,” says Enrich, “to connect two distinct artistic disciplines such as photography and computer graphics with the piano.” See further illustrations and read a full description of his thought process following the break.