A marine modeller displays a model boat during a model boating race known as the Boating Regatta in the Pond in Toronto, Canada, on June 15, 2025. The event was held here on Sunday, attracting dozens of marine modellers with their different classes of boat models. (Photo by Zou Zheng/Xinhua)

A marine modeller (front) lays his model boat in a pond during a model boating race known as the Boating Regatta in the Pond in Toronto, Canada, on June 15, 2025. The event was held here on Sunday, attracting dozens of marine modellers with their different classes of boat models. (Photo by Zou Zheng/Xinhua)

Marine modellers compete in a model boating race known as the Boating Regatta in the Pond in Toronto, Canada, on June 15, 2025. The event was held here on Sunday, attracting dozens of marine modellers with their different classes of boat models. (Photo by Zou Zheng/Xinhua)

People watch a model boating race known as the Boating Regatta in the Pond in Toronto, Canada, on June 15, 2025. The event was held here on Sunday, attracting dozens of marine modellers with their different classes of boat models. (Photo by Zou Zheng/Xinhua)

Marine modellers compete in a model boating race known as the Boating Regatta in the Pond in Toronto, Canada, on June 15, 2025. The event was held here on Sunday, attracting dozens of marine modellers with their different classes of boat models. (Photo by Zou Zheng/Xinhua)