People watch the Macy's Fourth of July fireworks at the Edge at Hudson Yards on Thursday, July 4, 2024, in New York. (Photo by Yuki Iwamura/AP Photo)

American artists have drawn criticism after making stunning, intricate sculptures by pouring hot liquid aluminium into anthills.

Angele Blank, right, and Virginia Promeyrat wait for the start of the Greenwich Village Halloween Parade, Saturday October 31, 2015, in New York. (Photo by Tina Fineberg/AP Photo)

A person poses on the track during a fashion competition at the Durban July horse racing event in Durban, South Africa July 1, 2017. (Photo by Rogan Ward/Reuters)

Festival goers attend day one of the Parklife Festival at Heaton Park on June 9, 2018 in Manchester, England. (Photo by Mercury Press)

Hirari Ikeda, a well-known Harajuku street fashion personality, on the street in Shibuya. (Photo by Tokyo Fashion)

A naked holy man pulls a vehicle using his pen*s during the Magh mela festival in Allahabad, India on January 3, 2018. (Photo by Prabhat Kumar Verma/ZUMA Wire/Rex Features/Shutterstock)

A stroller walks his dogs in an autumnally colored forest in Cuxhaven, nothern Germany on November 7, 2018. (Photo by Patrik Stollarz/AFP Photo)