Migrants ride on top of a northern bound train toward the US-Mexico border in Juchitan, southern Mexico, Monday, April 29, 2013. Migrants crossing Mexico to get to the U.S. have increasingly become targets of criminal gangs who kidnap them to obtain ransom money. (Photo by Eduardo Verdugo/AP Photo)

Firefighters pull a pig as they try to rescue it from a well at a pig farm in Huanghua township of Leqing, Zhejiang province, China, April 25, 2014. Seven local firefighters successfully rescued the 300 kg (661 lbs) pig, local media reported. (Photo by Reuters/China Daily)

People visit the art installation “Machine Memories: Space” by Turkish artist Refik Anadol in the exhibition at Pilevneli Art Gallery in I​stanbul, Turkey, 22 March 2021. The exhibition runs until 25 April. (Photo by Sedat Suna/EPA/EFE)

Women clash with police officers behind riot shields during a protest in support of Victoria Salazar, a Salvadoran woman who died after a Mexican female police officer was seen in a video kneeling on her back, in Mexico City, Mexico on April 2, 2021. (Photo by Raquel Cunha/Reuters)

Indian holy men, or Naga Sadhu, ride a motorbike on their way to take a holy dip in the Ganges River during the Kumbh Mela at Haridwar, Uttarakhand, India, 14 April 2021. Thousands of pilgrims gather for the mass Hindu pilgrimage which occurs every twelve years and rotates among four locations. (Photo by Idrees Mohammed/EPA/EFE)

Military Personnel sing and dance during celebrations for Independence Day in Dakar on April 4, 2022. Senegal Celebrates its sixty second Independence Day after gaining independence from France in 1960. (Photo by John Wessels/AFP Photo)

Lola, owned by Kate Hansen, of Des Moines, Iowa, waits to be judged at the annual Drake Relays Beautiful Bulldog Contest, Monday, April 25, 2022, in Des Moines, Iowa. The pageant kicks off the Drake Relays festivities at Drake University where a bulldog is the mascot. (Photo by Charlie Neibergall/AP Photo)

The Hindus of Nusa Penida, Bali, Indonesia, carry out their annual Ngaben cremation on April 4, 2022, when they place the bones of those who have died over the past year on to floating animal forms in a ceremony that is said to release the souls of the deceased. (Photo by Gede Sudika/Solent News/Rex Features/Shutterstock)