A woman takes a selfie with the a cafe-staff dressed in a halloween costume at a cafe in Bangkok on October 23, 2024. (Photo by Manan Vatsyayana/AFP Photo)

Members of Barcelona's Latin community perform traditional dances in the city center on the occasion of the national day of Spain on October 12, 2023. (Photo by Jordi Boixareu/Alamy Live News)

Revellers light firecrackers during Diwali, a Hindu festival of lights, in New Delhi on November 12, 2023. (Photo by Sajjad Hussain/AFP Photo)

A Thai Buddhist monk performs a religious rite blessing elephants and mahouts to mark the National Elephant Day at the Ayutthaya Elephant Palace and Royal Kraal in the world heritage city of Ayutthaya, Thailand, 13 March 2025. The National Elephant Day has been observed annually on 13 March since 1998 when it was established by the Thai government, in an effort to protect and conserve Thai elephants, who are part of the Asian elephant family classified as an endangered species. (Photo by Rungroj Yongrit/EPA)

Mud-covered tourists pretend to be trapped inside a mud prison at the Daecheon Beach Mud Plaza in the city of Boryeong on South Korea's west coast, July 17, as they take part in the Boryeong Mud Festival, which opened that day and runs through July 26. Boryeong mud is rich in natural mineral component and is considered to prevent skin aging. (Photo by EPA/Yonhap)

The work entitled “Trip 1, Trip II, Trip III” by April Pine is pictured before dawn at Sculpture By The Sea at Bondi Beach on October 19, 2017 in Sydney, Australia. This year the outdoor exhibition celebrates its 21st birthday with 104 exhibiting artists from Australia and around the world and runs from the 19th October-5th November 2017. (Photo by Brook Mitchell/Getty Images)

The sky looked on fire this morning, as it made the clouds glow red, just before sunrise at Peterborough Rowing Lake, in Nene Park, UK on January 18, 2017. (Photo by Paul Marriott/Rex Features/Shutterstock)

The fourth annual BigPicture Natural World Photography Competition aims to celebrate the diversity of life on Earth, and encourages people to protect and conserve it. Here: “The Salmon Catchers”. Terrestrial Wildlife. To capture this view of a mother grizzly bear and her cub, photographer Peter Mather set up a camera trap on a log that he knew the bears tended to traverse while fishing for salmon, in the Yukon River watershed in Canada. (Photo by Peter Mather/BigPicture Natural World Photography Competition 2017)