A jogger is seen running at Hampstead Heath with London in the background on June 1, 2021. Britain sees temperatures increasing for the second day in a row after the mercury hit 25C (77 Fahrenheit) for the warmest day of the year so far on Bank Holiday Monday. (Photo by Joshua Bratt/London News Pictures)

Portugal's Patricia Mamona competes in the women's triple jump final during the Tokyo 2020 Olympic Games at the Olympic Stadium in Tokyo on August 1, 2021. (Photo by Dylan Martinez/Reuters)

A traditional high altitude bonfire burns on the occasion of the Swiss National Day on the “Stanserhorn” mountain near Stans, Switzerland, Sunday, August 1, 2021. (Photo by Urs Flueeler/Keystone via AP Photo)

A moon light illuminates the sky through the clouds over a large line of grass between some home houses in the small village of Tafalla, northern Spain, Tuesday, May 1, 2018. (Photo by Alvaro Barrientos/AP Photo)

Ayah, 37, weeps as she is embraced by a police officer during a demonstration against the Danish face veil ban in Copenhagen, Denmark, August 1, 2018. (Photo by Andrew Kelly/Reuters)

Models present creations by Ukrainian designer Ivan Frolov during Ukrainian Fashion Week in Kiev, Ukraine on February 1, 2019. (Photo by Valentyn Ogirenko/Reuters)

Individuals brave the freezing temparature in Combs reservoir as they take part in a cold water therapy treatment near Chapel en le Frith, northwest England on January 1, 2021. (Photo by Oli Scarff/AFP Photo)

Performers of circus company Circa perform during a photocall for the Edinburgh Festival Fringe on Calton Hill on August 1, 2017 in Edinburgh, United Kingdom. (Photo by Murdo MacLeod/The Guardian)