A boy with his bike is seen as rainbow appears after a rainfall in Edremit district of Van province in Turkey on July 08, 2020. (Photo by Ozkan Bilgin/Anadolu Agency via Getty Images)

Girls in Han costumes pose for a photo with blooming cherry blossoms at Yuyuantan Park during Qingming Festival holiday on April 4, 2022 in Beijing, China. Qingming Festival, also known as Tomb Sweeping Day, falls on April 5 this year. (Photo by Zhao Naiming/VCG via Getty Images)

The car of Dan Wheldon of England driver of the #77 Bowers & Wilkins Sam Schmidt Motorsports Dallara Honda (left) flies in the air during the Las Vegas Indy 300 part of the IZOD IndyCar World Championships presented by Honda on October 16, 2011 at the Las Vegas Motor Speedway in Las Vegas, Nevada. (Photo by Robert Laberge/Getty Images)

British model Jean Shrimpton at London Airport (now Heathrow), 5th June 1967. (Photo by Dove/Express/Getty Images)

Model and singer from England Rosie Mac posed in lingerie for Dutch Courage in the second decade of December 2023. (Photo by rosiemacworld/Instagram)

Spot-billed pelican interact on the banks of an artificial lake in Colombo on September 28, 2021. (Photo by Ishara S. Kodikara/AFP Photo)

Dressed in ancient Chinese clothes, children at a local kindergarten dance and make traditional perfumed medicine bag to celebrate the upcoming Dragon Boat Festival, Ganyu district, Lianyungang city, east China's Jiangsu province, 19 June 2020. (Photo by Imaginechina via AP Images)

Google has built its first self-driving car prototypes and hopes to test hundreds more models this summer. If all goes well, the company is planning a pilot program in California over the next few years.