Five white metal capsules of a giant ferris wheel stand out clearly against a brilliant turquoise sky; in the top left corner, the moon is faintly visible. (The Bay Glory, opened in April 2021, is a giant cantilevered observation wheel located at Qianhai Bay, Shenzhen, China.)

Ferris wheel and moon, by Thomas_Yung (CC BY-NC-ND 2.0)