A woman collects lotus flowers at a lake in Hanoi, Vietnam, 20 June 2018. Lotus flowers, that bloom every June, are collected by Vietnamese people for their inner parts to be mixed with tea for fragrance. (Photo by Luong Thai Linh/EPA/EFE)

Aerial view over mud and waste from the disaster caused by dam spill in Brumadinho, Minas Gerais, Brazil, 26 January 2019. At least nine people have died and 300 are missing after a tailings dam burst at the Feijao mine in southeastern Brazil owned by Vale, the world's largest iron-ore producer, the Minas Gerais state government said. The dam in Brumadinho near Belo Horizonte broke on 25 January at around mid-day, unleashing a river of sludge that destroyed some nearby houses. (Photo by Antonio Lacerda/EPA/EFE)

Tourists take photographs as a wild sika deer eats a bag on June 6, 2019 in Nara, Japan. Nara's free-roaming deer have become a huge attraction for tourists. However, an autopsy on a deer that was recently found dead near one of the city's famous temples discovered 3.2kg of plastic in its stomach and caused concern at the effect of tourism as Japan struggles to cope with a huge increase in domestic and international tourists. (Photo by Carl Court/Getty Images)

Lukas Irmler balances on a 800 meter long highline 200 meters above Segnesboden, on Friday, June 28, 2019, in Flims, Switzerland. The highline is Switzerland's longest and will be set up untill Sunday in the Sardona World Heritage Region. (Photo by Gian Ehrenzeller/Keystone via AP Photo)

People wear clothing to protect them from the heat while riding along a street in Hanoi, Vietnam, 24 April 2019. North and central Vietnam was recently affected by extreme hot weather, with the highest temperatures reaching over 40 degrees Celcius, according to the National Centre for Hydro-meteorological Forecasting. (Photo by Luong Thai Linh/EPA/EFE)

A cat disrupts between Mexico's Tigres UANL and Real Salt Lake during a quarterfinals match as part of the Leagues Cup 2019 at Rio Tinto Stadium on July 24, 2019 in Sandy, Utah. (Photo by Jeff Swinger/USA TODAY Sports)

In a photo taken on September 11, 2019, North Korean students pose for photos in Chonji lake, or “Heaven lake”, as they visit the crater of Mount Paektu, near Samjiyon. Mount Paektu has long been considered the spiritual birthplace of the Korean nation and is a place of pilgrimage for tens of thousands of North Koreans every year, who are trained from birth to revere their leaders. (Photo by Ed Jones/AFP Photo)

A bride and groom jump over a skipping rope as they pose during a wedding photo shoot at a park in Pyongyang on April 18, 2019. (Photo by Ed Jones/AFP Photo)