Ursula Sprecher and Andi Cortellini are obsessed with people’s hobbies. The two Swiss artists have spent the past seven years traveling across their native Switzerland photographing gatherings of like-minded people in a myriad array of interests and niche groups.

People participate in the 36th annual Mermaid Parade in Coney Island on June 16, 2018 in New York City. (Photo by Stephanie Keith/Getty Images)

A PETA (People for the Ethical Treatment of Animals) activist with her body painted promotes veganism in Bangkok April 21, 2016. (Photo by Jorge Silva/Reuters)

People dance in a park on a foggy day in Huai'an, Jiangsu province, China October 10, 2017. (Photo by Reuters/China Stringer Network)

People wearing costumes walk during Halloween in Sierra Madre, California, U.S., October 31, 2017. (Photo by Mario Anzuoni/Reuters)

People pose for photos in the snow in the Manhattan borough of New York City, New York, U.S., December 2, 2019. (Photo by Carlo Allegri/Reuters)

Children ride on the back of a truck at a camp for internally displaced people (IDPs) in Marib, Yemen on September 9, 2021. (Photo by Ali Owidha/Reuters)

People travel in a taxi carrying sheep on a luggage carrier and in the car boot in Kandahar October 30, 2021. (Photo by Bulent Kilic/AFP Photo)